90934821876 has 24 divisors (see below), whose sum is σ = 212385496960. Its totient is φ = 30282429312.

The previous prime is 90934821851. The next prime is 90934821931. The reversal of 90934821876 is 67812843909.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3634261 + ... + 3659196.

Almost surely, 2^90934821876 is an apocalyptic number.

It is an amenable number.

90934821876 is an abundant number, since it is smaller than the sum of its proper divisors (121450675084).

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

90934821876 is a wasteful number, since it uses less digits than its factorization.

90934821876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7294503 (or 7294501 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 90934821876 in words is "ninety billion, nine hundred thirty-four million, eight hundred twenty-one thousand, eight hundred seventy-six".