8821034752920 has 128 divisors (see below), whose sum is σ = 28544919963840. Its totient is φ = 2167812218880.

The previous prime is 8821034752919. The next prime is 8821034752969. The reversal of 8821034752920 is 292574301288.

It is a super-2 number, since 2×8821034752920² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3619741 + ... + 5544780.

Almost surely, 2^{8821034752920} is an apocalyptic number.

It is an amenable number.

8821034752920 is an abundant number, since it is smaller than the sum of its proper divisors (19723885210920).

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

8821034752920 is a wasteful number, since it uses less digits than its factorization.

8821034752920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9165165 (or 9165161 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 8821034752920 in words is "eight trillion, eight hundred twenty-one billion, thirty-four million, seven hundred fifty-two thousand, nine hundred twenty".