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379148678790972 = 223199371584778213
BaseRepresentation
bin101011000110101010110111…
…0010100001111111100111100
31211201110021000022202022210220
41112031111232110033330330
5344143432443232302342
63422214255400501340
7142601405465666316
oct12615255624177474
91751407008668726
10379148678790972
11aa899062878a32
123663567947a850
131337374a8c815c
14698ac730927b6
152dc77d96315ec
hex158d56e50ff3c

379148678790972 has 24 divisors (see below), whose sum is σ = 884724624860496. Its totient is φ = 126376553737728.

The previous prime is 379148678790971. The next prime is 379148678791009. The reversal of 379148678790972 is 279097876841973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379148678790971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 792149863 + ... + 792628350.

It is an arithmetic number, because the mean of its divisors is an integer number (36863526035854).

Almost surely, 2379148678790972 is an apocalyptic number.

It is an amenable number.

379148678790972 is an abundant number, since it is smaller than the sum of its proper divisors (505575946069524).

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

379148678790972 is a wasteful number, since it uses less digits than its factorization.

379148678790972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584798157 (or 1584798155 counting only the distinct ones).

The product of its (nonzero) digits is 16131032064, while the sum is 87.

The spelling of 379148678790972 in words is "three hundred seventy-nine trillion, one hundred forty-eight billion, six hundred seventy-eight million, seven hundred ninety thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 19937 39874 59811 79748 119622 239244 1584778213 3169556426 4754334639 6339112852 9508669278 19017338556 31595723232581 63191446465162 94787169697743 126382892930324 189574339395486 379148678790972