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12670760928 = 253718855299
BaseRepresentation
bin10111100110011110…
…00111011111100000
31012201001021100100210
423303033013133200
5201422203322203
65453150214120
7625664455650
oct136317073740
935631240323
1012670760928
115412350251
1225574b4340
13126c107397
14882b44360
154e25b9803
hex2f33c77e0

12670760928 has 48 divisors (see below), whose sum is σ = 38012284800. Its totient is φ = 3620217216.

The previous prime is 12670760903. The next prime is 12670760951. The reversal of 12670760928 is 82906707621.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9426978 + ... + 9428321.

It is an arithmetic number, because the mean of its divisors is an integer number (791922600).

Almost surely, 212670760928 is an apocalyptic number.

It is an amenable number.

12670760928 is an abundant number, since it is smaller than the sum of its proper divisors (25341523872).

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

12670760928 is a wasteful number, since it uses less digits than its factorization.

12670760928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18855319 (or 18855311 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 48.

The spelling of 12670760928 in words is "twelve billion, six hundred seventy million, seven hundred sixty thousand, nine hundred twenty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 18855299 37710598 56565897 75421196 113131794 131987093 150842392 226263588 263974186 301684784 395961279 452527176 527948372 603369568 791922558 905054352 1055896744 1583845116 1810108704 2111793488 3167690232 4223586976 6335380464 12670760928