77615500132 has 12 divisors (see below), whose sum is σ = 135854594176. Its totient is φ = 38799901800.

The previous prime is 77615500069. The next prime is 77615500163. The reversal of 77615500132 is 23100551677.

It is a junction number, because it is equal to n+sod(n) for n = 77615500091 and 77615500100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1939788 + ... + 1979395.

Almost surely, 2^77615500132 is an apocalyptic number.

It is an amenable number.

77615500132 is a deficient number, since it is larger than the sum of its proper divisors (58239094044).

77615500132 is a wasteful number, since it uses less digits than its factorization.

77615500132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3924138 (or 3924136 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The spelling of 77615500132 in words is "seventy-seven billion, six hundred fifteen million, five hundred thousand, one hundred thirty-two".