136632316646 has 16 divisors (see below), whose sum is σ = 237525799680. Its totient is φ = 57731964360.

The previous prime is 136632316633. The next prime is 136632316669. The reversal of 136632316646 is 646613236631.

It is a self number, because there is not a number n which added to its sum of digits gives 136632316646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68727536 + ... + 68729523.

It is an arithmetic number, because the mean of its divisors is an integer number (14845362480).

Almost surely, 2^136632316646 is an apocalyptic number.

136632316646 is a deficient number, since it is larger than the sum of its proper divisors (100893483034).

136632316646 is a wasteful number, since it uses less digits than its factorization.

136632316646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137457139.

The product of its digits is 1679616, while the sum is 47.

The spelling of 136632316646 in words is "one hundred thirty-six billion, six hundred thirty-two million, three hundred sixteen thousand, six hundred forty-six".