909097961616 has 60 divisors (see below), whose sum is σ = 2739920251068. Its totient is φ = 279722449152.

The previous prime is 909097961609. The next prime is 909097961633. The reversal of 909097961616 is 616169790909.

909097961616 is a `hidden beast` number, since 9 + 0 + 9 + 0 + 9 + 7 + 9 + 6 + 1 + 616 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 178421760000 + 730676201616 = 422400^2 + 854796^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242812755 + ... + 242816498.

Almost surely, 2^909097961616 is an apocalyptic number.

It is an amenable number.

909097961616 is an abundant number, since it is smaller than the sum of its proper divisors (1830822289452).

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

909097961616 is a wasteful number, since it uses less digits than its factorization.

909097961616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485629280 (or 485629271 counting only the distinct ones).

The product of its (nonzero) digits is 9920232, while the sum is 63.

The spelling of 909097961616 in words is "nine hundred nine billion, ninety-seven million, nine hundred sixty-one thousand, six hundred sixteen".