90626082728 has 16 divisors (see below), whose sum is σ = 169970400000. Its totient is φ = 45300642736.

The previous prime is 90626082727. The next prime is 90626082737. The reversal of 90626082728 is 82728062609.

It is not an unprimeable number, because it can be changed into a prime (90626082727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1518728 + ... + 1577271.

It is an arithmetic number, because the mean of its divisors is an integer number (10623150000).

Almost surely, 2^90626082728 is an apocalyptic number.

It is an amenable number.

90626082728 is a deficient number, since it is larger than the sum of its proper divisors (79344317272).

90626082728 is a wasteful number, since it uses less digits than its factorization.

90626082728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099664 (or 3099660 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 90626082728 in words is "ninety billion, six hundred twenty-six million, eighty-two thousand, seven hundred twenty-eight".