90490390767132 has 24 divisors (see below), whose sum is σ = 211144672544400. Its totient is φ = 30163402528896.

The previous prime is 90490390767131. The next prime is 90490390767173. The reversal of 90490390767132 is 23176709309409.

90490390767132 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×90490390767132² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90490390767131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1243657 + ... + 13510272.

It is an arithmetic number, because the mean of its divisors is an integer number (8797694689350).

Almost surely, 2^{90490390767132} is an apocalyptic number.

It is an amenable number.

90490390767132 is an abundant number, since it is smaller than the sum of its proper divisors (120654281777268).

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

90490390767132 is a wasteful number, since it uses less digits than its factorization.

90490390767132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15265045 (or 15265043 counting only the distinct ones).

The product of its (nonzero) digits is 15431472, while the sum is 60.

The spelling of 90490390767132 in words is "ninety trillion, four hundred ninety billion, three hundred ninety million, seven hundred sixty-seven thousand, one hundred thirty-two".