90472965016 has 32 divisors (see below), whose sum is σ = 194308323840. Its totient is φ = 38686591008.

The previous prime is 90472964983. The next prime is 90472965017. The reversal of 90472965016 is 61056927409.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90472965017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1798656 + ... + 1848271.

It is an arithmetic number, because the mean of its divisors is an integer number (6072135120).

Almost surely, 2^90472965016 is an apocalyptic number.

It is an amenable number.

90472965016 is an abundant number, since it is smaller than the sum of its proper divisors (103835358824).

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

90472965016 is a wasteful number, since it uses less digits than its factorization.

90472965016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647383 (or 3647379 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 90472965016 in words is "ninety billion, four hundred seventy-two million, nine hundred sixty-five thousand, sixteen".