90632635344 has 60 divisors (see below), whose sum is σ = 263039789376. Its totient is φ = 30210877152.

The previous prime is 90632635337. The next prime is 90632635351. The reversal of 90632635344 is 44353623609.

90632635344 is a `hidden beast` number, since 9 + 0 + 6 + 3 + 2 + 635 + 3 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (90632635337) and next prime (90632635351).

It is a self number, because there is not a number n which added to its sum of digits gives 90632635344.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 11651544 + ... + 11659319.

Almost surely, 2^90632635344 is an apocalyptic number.

It is an amenable number.

90632635344 is an abundant number, since it is smaller than the sum of its proper divisors (172407154032).

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

90632635344 is a wasteful number, since it uses less digits than its factorization.

90632635344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23310886 (or 23310868 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 90632635344 in words is "ninety billion, six hundred thirty-two million, six hundred thirty-five thousand, three hundred forty-four".