90931136610 has 32 divisors (see below), whose sum is σ = 218521556352. Its totient is φ = 24216433280.

The previous prime is 90931136609. The next prime is 90931136689. The reversal of 90931136610 is 1663113909.

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, 1968654 + ... + 2014313.

It is an arithmetic number, because the mean of its divisors is an integer number (6828798636).

Almost surely, 2^90931136610 is an apocalyptic number.

90931136610 is an abundant number, since it is smaller than the sum of its proper divisors (127590419742).

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

90931136610 is a wasteful number, since it uses less digits than its factorization.

90931136610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3983738.

The product of its (nonzero) digits is 26244, while the sum is 39.

The spelling of 90931136610 in words is "ninety billion, nine hundred thirty-one million, one hundred thirty-six thousand, six hundred ten".