771316036516 has 9 divisors (see below), whose sum is σ = 1349806137771. Its totient is φ = 385657140012.

The previous prime is 771316036493. The next prime is 771316036591. The reversal of 771316036516 is 615630613177.

The square root of 771316036516 is 878246.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1536931 + ... + 1976053.

Almost surely, 2^771316036516 is an apocalyptic number.

771316036516 is the 878246-th square number.

It is an amenable number.

771316036516 is a deficient number, since it is larger than the sum of its proper divisors (578490101255).

771316036516 is an frugal number, since it uses more digits than its factorization.

771316036516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878250 (or 439125 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 46.

The spelling of 771316036516 in words is "seven hundred seventy-one billion, three hundred sixteen million, thirty-six thousand, five hundred sixteen".