136844831804 has 24 divisors (see below), whose sum is σ = 240427562256. Its totient is φ = 68151440000.

The previous prime is 136844831771. The next prime is 136844831861. The reversal of 136844831804 is 408138448631.

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, 2922779 + ... + 2969229.

It is an arithmetic number, because the mean of its divisors is an integer number (10017815094).

Almost surely, 2^136844831804 is an apocalyptic number.

It is an amenable number.

136844831804 is a deficient number, since it is larger than the sum of its proper divisors (103582730452).

136844831804 is a wasteful number, since it uses less digits than its factorization.

136844831804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49357 (or 49355 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 50.

The spelling of 136844831804 in words is "one hundred thirty-six billion, eight hundred forty-four million, eight hundred thirty-one thousand, eight hundred four".