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10664263464 = 233444344311
BaseRepresentation
bin10011110111010001…
…11011111100101000
31000112012200201021220
421323220323330220
5133320022412324
64522112102040
7525161513061
oct117350737450
930465621256
1010664263464
114582775a88
122097534920
13100c4c678a
14732477568
15426371b79
hex27ba3bf28

10664263464 has 16 divisors (see below), whose sum is σ = 26660658720. Its totient is φ = 3554754480.

The previous prime is 10664263453. The next prime is 10664263487. The reversal of 10664263464 is 46436246601.

It is a super-2 number, since 2×106642634642 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222172132 + ... + 222172179.

It is an arithmetic number, because the mean of its divisors is an integer number (1666291170).

Almost surely, 210664263464 is an apocalyptic number.

It is an amenable number.

10664263464 is an abundant number, since it is smaller than the sum of its proper divisors (15996395256).

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

10664263464 is a wasteful number, since it uses less digits than its factorization.

10664263464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444344320 (or 444344316 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 10664263464 in words is "ten billion, six hundred sixty-four million, two hundred sixty-three thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 24 444344311 888688622 1333032933 1777377244 2666065866 3554754488 5332131732 10664263464