90010060064 has 24 divisors (see below), whose sum is σ = 177213992508. Its totient is φ = 45003331840.

The previous prime is 90010060061. The next prime is 90010060081. The reversal of 90010060064 is 46006001009.

It can be written as a sum of positive squares in 2 ways, for example, as 67647848464 + 22362211600 = 260092^2 + 149540^2 .

It is not an unprimeable number, because it can be changed into a prime (90010060061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610834 + ... + 1665774.

Almost surely, 2^90010060064 is an apocalyptic number.

It is an amenable number.

90010060064 is a deficient number, since it is larger than the sum of its proper divisors (87203932444).

90010060064 is a wasteful number, since it uses less digits than its factorization.

90010060064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106148 (or 106140 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 90010060064 in words is "ninety billion, ten million, sixty thousand, sixty-four".