90530828588 has 24 divisors (see below), whose sum is σ = 167124484800. Its totient is φ = 42791180688.

The previous prime is 90530828581. The next prime is 90530828611. The reversal of 90530828588 is 88582803509.

It is not an unprimeable number, because it can be changed into a prime (90530828581) 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, 1239878 + ... + 1310861.

It is an arithmetic number, because the mean of its divisors is an integer number (6963520200).

Almost surely, 2^90530828588 is an apocalyptic number.

It is an amenable number.

90530828588 is a deficient number, since it is larger than the sum of its proper divisors (76593656212).

90530828588 is a wasteful number, since it uses less digits than its factorization.

90530828588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551229 (or 2551227 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 56.

The spelling of 90530828588 in words is "ninety billion, five hundred thirty million, eight hundred twenty-eight thousand, five hundred eighty-eight".