9992907256336 has 15 divisors (see below), whose sum is σ = 19361282308141. Its totient is φ = 4996447305856.

The previous prime is 9992907256271. The next prime is 9992907256337. The reversal of 9992907256336 is 6336527092999.

It is a happy number.

The square root of 9992907256336 is 3161156.

It is a perfect power (a square), and thus also a powerful number.

9992907256336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13373534736 + 9979533721600 = 115644^2 + 3159040^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9992907256337) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 12249480 + ... + 13039768.

Almost surely, 2^{9992907256336} is an apocalyptic number.

9992907256336 is the 3161156-th square number.

It is an amenable number.

9992907256336 is a deficient number, since it is larger than the sum of its proper divisors (9368375051805).

9992907256336 is an frugal number, since it uses more digits than its factorization.

9992907256336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580586 (or 790291 counting only the distinct ones).

The product of its (nonzero) digits is 297606960, while the sum is 70.

The spelling of 9992907256336 in words is "nine trillion, nine hundred ninety-two billion, nine hundred seven million, two hundred fifty-six thousand, three hundred thirty-six".