136564840028 has 48 divisors (see below), whose sum is σ = 254575851264. Its totient is φ = 63878496000.

The previous prime is 136564840007. The next prime is 136564840033. The reversal of 136564840028 is 820048465631.

It is a congruent 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, 8577251 + ... + 8593157.

It is an arithmetic number, because the mean of its divisors is an integer number (5303663568).

Almost surely, 2^136564840028 is an apocalyptic number.

It is an amenable number.

136564840028 is a deficient number, since it is larger than the sum of its proper divisors (118011011236).

136564840028 is a wasteful number, since it uses less digits than its factorization.

136564840028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16682 (or 16680 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 136564840028 in words is "one hundred thirty-six billion, five hundred sixty-four million, eight hundred forty thousand, twenty-eight".