761316531706625 has 16 divisors (see below), whose sum is σ = 950377552117968. Its totient is φ = 608890071168000.

The previous prime is 761316531706571. The next prime is 761316531706667. The reversal of 761316531706625 is 526607135613167.

It can be written as a sum of positive squares in 8 ways, for example, as 101289872818369 + 660026658888256 = 10064287^2 + 25690984^2 .

It is not a de Polignac number, because 761316531706625 - 2¹⁴ = 761316531690241 is a prime.

It is a super-2 number, since 2×761316531706625² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815302496 + ... + 816235745.

It is an arithmetic number, because the mean of its divisors is an integer number (59398597007373).

Almost surely, 2^{761316531706625} is an apocalyptic number.

It is an amenable number.

761316531706625 is a deficient number, since it is larger than the sum of its proper divisors (189061020411343).

761316531706625 is a wasteful number, since it uses less digits than its factorization.

761316531706625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631541989 (or 1631541979 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 59.

The spelling of 761316531706625 in words is "seven hundred sixty-one trillion, three hundred sixteen billion, five hundred thirty-one million, seven hundred six thousand, six hundred twenty-five".