921650946360536 has 16 divisors (see below), whose sum is σ = 1974966313629840. Its totient is φ = 394993262725920.

The previous prime is 921650946360511. The next prime is 921650946360563. The reversal of 921650946360536 is 635063649056129.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8229026306735 + ... + 8229026306846.

It is an arithmetic number, because the mean of its divisors is an integer number (123435394601865).

Almost surely, 2^{921650946360536} is an apocalyptic number.

It is an amenable number.

921650946360536 is an abundant number, since it is smaller than the sum of its proper divisors (1053315367269304).

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

921650946360536 is a wasteful number, since it uses less digits than its factorization.

921650946360536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16458052613594 (or 16458052613590 counting only the distinct ones).

The product of its (nonzero) digits is 188956800, while the sum is 65.

The spelling of 921650946360536 in words is "nine hundred twenty-one trillion, six hundred fifty billion, nine hundred forty-six million, three hundred sixty thousand, five hundred thirty-six".