877917441872 has 40 divisors (see below), whose sum is σ = 1706596221000. Its totient is φ = 437506997760.

The previous prime is 877917441833. The next prime is 877917441883. The reversal of 877917441872 is 278144719778.

It can be written as a sum of positive squares in 4 ways, for example, as 376829010496 + 501088431376 = 613864^2 + 707876^2 .

It is a junction number, because it is equal to n+sod(n) for n = 877917441799 and 877917441808.

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, 9628754 + ... + 9719502.

It is an arithmetic number, because the mean of its divisors is an integer number (42664905525).

Almost surely, 2^877917441872 is an apocalyptic number.

It is an amenable number.

877917441872 is a deficient number, since it is larger than the sum of its proper divisors (828678779128).

877917441872 is a wasteful number, since it uses less digits than its factorization.

877917441872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92751 (or 92745 counting only the distinct ones).

The product of its digits is 44255232, while the sum is 65.

The spelling of 877917441872 in words is "eight hundred seventy-seven billion, nine hundred seventeen million, four hundred forty-one thousand, eight hundred seventy-two".