869190748416 has 81 divisors (see below), whose sum is σ = 2506220240979. Its totient is φ = 289715332608.

The previous prime is 869190748399. The next prime is 869190748427. The reversal of 869190748416 is 614847091968.

The square root of 869190748416 is 932304.

It is a perfect power (a square), and thus also a powerful number.

869190748416 is a `hidden beast` number, since 8 + 6 + 91 + 90 + 7 + 48 + 416 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 44740881 + ... + 44760303.

Almost surely, 2^869190748416 is an apocalyptic number.

869190748416 is the 932304-th square number.

It is an amenable number.

869190748416 is an abundant number, since it is smaller than the sum of its proper divisors (1637029492563).

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

869190748416 is an frugal number, since it uses more digits than its factorization.

869190748416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38868 (or 19428 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 869190748416 in words is "eight hundred sixty-nine billion, one hundred ninety million, seven hundred forty-eight thousand, four hundred sixteen".