871377320024432 has 40 divisors (see below), whose sum is σ = 1818602207988384. Its totient is φ = 402076839262464.

The previous prime is 871377320024413. The next prime is 871377320024459. The reversal of 871377320024432 is 234420023773178.

It is a super-2 number, since 2×871377320024432² (a number of 31 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, 505953068 + ... + 507672395.

Almost surely, 2^{871377320024432} is an apocalyptic number.

It is an amenable number.

871377320024432 is an abundant number, since it is smaller than the sum of its proper divisors (947224887963952).

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

871377320024432 is a wasteful number, since it uses less digits than its factorization.

871377320024432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013629617 (or 1013629611 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 53.

The spelling of 871377320024432 in words is "eight hundred seventy-one trillion, three hundred seventy-seven billion, three hundred twenty million, twenty-four thousand, four hundred thirty-two".