8990966038812 has 24 divisors (see below), whose sum is σ = 20993419015296. Its totient is φ = 2994917499888.

The previous prime is 8990966038793. The next prime is 8990966038841. The reversal of 8990966038812 is 2188306690998.

It is a super-2 number, since 2×8990966038812² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258879378 + ... + 258914105.

It is an arithmetic number, because the mean of its divisors is an integer number (874725792304).

Almost surely, 2^{8990966038812} is an apocalyptic number.

It is an amenable number.

8990966038812 is an abundant number, since it is smaller than the sum of its proper divisors (12002452976484).

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

8990966038812 is a wasteful number, since it uses less digits than its factorization.

8990966038812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517794937 (or 517794935 counting only the distinct ones).

The product of its (nonzero) digits is 80621568, while the sum is 69.

The spelling of 8990966038812 in words is "eight trillion, nine hundred ninety billion, nine hundred sixty-six million, thirty-eight thousand, eight hundred twelve".