900911900902 has 32 divisors (see below), whose sum is σ = 1462098677760. Its totient is φ = 413872949280.

The previous prime is 900911900869. The next prime is 900911900921. The reversal of 900911900902 is 209009119009.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4797249 + ... + 4981507.

It is an arithmetic number, because the mean of its divisors is an integer number (45690583680).

Almost surely, 2^900911900902 is an apocalyptic number.

900911900902 is a deficient number, since it is larger than the sum of its proper divisors (561186776858).

900911900902 is a wasteful number, since it uses less digits than its factorization.

900911900902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185148.

The product of its (nonzero) digits is 13122, while the sum is 40.

The spelling of 900911900902 in words is "nine hundred billion, nine hundred eleven million, nine hundred thousand, nine hundred two".