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12490908096692 = 2271211907229819
BaseRepresentation
bin1011010111000100010000…
…1000111101100010110100
31122020010012212021021101102
42311301010020331202310
53114122334433043232
642322124410145232
72426303230000214
oct265610410754264
948203185237342
1012490908096692
113a86400a8a823
1214989a3a22218
136c7b7001cccc
143127c5506244
15169db5771662
hexb5c4423d8b4

12490908096692 has 48 divisors (see below), whose sum is σ = 22296673082880. Its totient is φ = 6121524175200.

The previous prime is 12490908096671. The next prime is 12490908096749. The reversal of 12490908096692 is 29669080909421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54236159 + ... + 54465977.

It is an arithmetic number, because the mean of its divisors is an integer number (464514022560).

Almost surely, 212490908096692 is an apocalyptic number.

It is an amenable number.

12490908096692 is a deficient number, since it is larger than the sum of its proper divisors (9805764986188).

12490908096692 is a wasteful number, since it uses less digits than its factorization.

12490908096692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231012 (or 231010 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 65.

The spelling of 12490908096692 in words is "twelve trillion, four hundred ninety billion, nine hundred eight million, ninety-six thousand, six hundred ninety-two".

Divisors: 1 2 4 71 142 211 284 422 844 907 1814 3628 14981 29962 59924 64397 128794 191377 229819 257588 382754 459638 765508 919276 13587767 16317149 27175534 32634298 48491809 54351068 65268596 96983618 193967236 208445833 416891666 833783332 3442918439 6885836878 13771673756 14799654143 29599308286 43982070763 59198616572 87964141526 175928283052 3122727024173 6245454048346 12490908096692