876872905857 has 32 divisors (see below), whose sum is σ = 1402811701760. Its totient is φ = 538143678720.

The previous prime is 876872905847. The next prime is 876872905861. The reversal of 876872905857 is 758509278678.

It is not a de Polignac number, because 876872905857 - 2⁴ = 876872905841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (876872905847) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3274744 + ... + 3532377.

It is an arithmetic number, because the mean of its divisors is an integer number (43837865680).

Almost surely, 2^876872905857 is an apocalyptic number.

It is an amenable number.

876872905857 is a deficient number, since it is larger than the sum of its proper divisors (525938795903).

876872905857 is a wasteful number, since it uses less digits than its factorization.

876872905857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6807510 (or 6807504 counting only the distinct ones).

The product of its (nonzero) digits is 474163200, while the sum is 72.

The spelling of 876872905857 in words is "eight hundred seventy-six billion, eight hundred seventy-two million, nine hundred five thousand, eight hundred fifty-seven".