136921949596 has 12 divisors (see below), whose sum is σ = 243189731848. Its totient is φ = 67439169072.

The previous prime is 136921949579. The next prime is 136921949609. The reversal of 136921949596 is 695949129631.

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, 255451131 + ... + 255451666.

Almost surely, 2^136921949596 is an apocalyptic number.

It is an amenable number.

136921949596 is a deficient number, since it is larger than the sum of its proper divisors (106267782252).

136921949596 is a wasteful number, since it uses less digits than its factorization.

136921949596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510902868 (or 510902866 counting only the distinct ones).

The product of its digits is 28343520, while the sum is 64.

The spelling of 136921949596 in words is "one hundred thirty-six billion, nine hundred twenty-one million, nine hundred forty-nine thousand, five hundred ninety-six".