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16640902196360 = 23513271118087583
BaseRepresentation
bin1111001000101000001100…
…0100000110110010001000
32011220212002002022201110022
43302022003010012302020
54140121031430240420
655220420330240012
73335160032551421
oct362120304066210
964825062281408
1016640902196360
11533640450a532
121a49150586008
139392cc0b0370
144175d14dc648
151dcd04a42c25
hexf2283106c88

16640902196360 has 64 divisors (see below), whose sum is σ = 40470976788480. Its totient is φ = 6121660250880.

The previous prime is 16640902196333. The next prime is 16640902196363. The reversal of 16640902196360 is 6369120904661.

It is not an unprimeable number, because it can be changed into a prime (16640902196363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58902872 + ... + 59184711.

It is an arithmetic number, because the mean of its divisors is an integer number (632359012320).

Almost surely, 216640902196360 is an apocalyptic number.

16640902196360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16640902196360 is an abundant number, since it is smaller than the sum of its proper divisors (23830074592120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16640902196360 is a wasteful number, since it uses less digits than its factorization.

16640902196360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118087878 (or 118087874 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 53.

The spelling of 16640902196360 in words is "sixteen trillion, six hundred forty billion, nine hundred two million, one hundred ninety-six thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 271 520 542 1084 1355 2168 2710 3523 5420 7046 10840 14092 17615 28184 35230 70460 140920 118087583 236175166 472350332 590437915 944700664 1180875830 1535138579 2361751660 3070277158 4723503320 6140554316 7675692895 12281108632 15351385790 30702771580 32001734993 61405543160 64003469986 128006939972 160008674965 256013879944 320017349930 416022554909 640034699860 832045109818 1280069399720 1664090219636 2080112774545 3328180439272 4160225549090 8320451098180 16640902196360