90825555116784 has 40 divisors (see below), whose sum is σ = 248434606645200. Its totient is φ = 28494291801088.

The previous prime is 90825555116771. The next prime is 90825555116797. The reversal of 90825555116784 is 48761155552809.

It is an interprime number because it is at equal distance from previous prime (90825555116771) and next prime (90825555116797).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55652912859 + ... + 55652914490.

It is an arithmetic number, because the mean of its divisors is an integer number (6210865166130).

Almost surely, 2^{90825555116784} is an apocalyptic number.

It is an amenable number.

90825555116784 is an abundant number, since it is smaller than the sum of its proper divisors (157609051528416).

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

90825555116784 is a wasteful number, since it uses less digits than its factorization.

90825555116784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111305827377 (or 111305827371 counting only the distinct ones).

The product of its (nonzero) digits is 120960000, while the sum is 66.

The spelling of 90825555116784 in words is "ninety trillion, eight hundred twenty-five billion, five hundred fifty-five million, one hundred sixteen thousand, seven hundred eighty-four".