136616733664 has 24 divisors (see below), whose sum is σ = 268984450728. Its totient is φ = 68303222400.

The previous prime is 136616733601. The next prime is 136616733689. The reversal of 136616733664 is 466337616631.

It is a congruent number.

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, 290239 + ... + 597889.

It is an arithmetic number, because the mean of its divisors is an integer number (11207685447).

Almost surely, 2^136616733664 is an apocalyptic number.

It is an amenable number.

136616733664 is a deficient number, since it is larger than the sum of its proper divisors (132367717064).

136616733664 is a wasteful number, since it uses less digits than its factorization.

136616733664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321538 (or 321530 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 52.

The spelling of 136616733664 in words is "one hundred thirty-six billion, six hundred sixteen million, seven hundred thirty-three thousand, six hundred sixty-four".