761767961616 has 50 divisors (see below), whose sum is σ = 2204777491422. Its totient is φ = 253922653440.

The previous prime is 761767961593. The next prime is 761767961629. The reversal of 761767961616 is 616169767167.

761767961616 is a `hidden beast` number, since 7 + 6 + 1 + 7 + 6 + 7 + 9 + 6 + 1 + 616 = 666.

It can be written as a sum of positive squares in only one way, i.e., 524170208016 + 237597753600 = 723996^2 + 487440^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 293890665 + ... + 293893256.

Almost surely, 2^761767961616 is an apocalyptic number.

It is an amenable number.

761767961616 is an abundant number, since it is smaller than the sum of its proper divisors (1443009529806).

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

761767961616 is a wasteful number, since it uses less digits than its factorization.

761767961616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587783941 (or 587783926 counting only the distinct ones).

The product of its digits is 24004512, while the sum is 63.

The spelling of 761767961616 in words is "seven hundred sixty-one billion, seven hundred sixty-seven million, nine hundred sixty-one thousand, six hundred sixteen".