153979015804 has 6 divisors (see below), whose sum is σ = 269463277664. Its totient is φ = 76989507900.

The previous prime is 153979015783. The next prime is 153979015847. The reversal of 153979015804 is 408510979351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19247376972 + ... + 19247376979.

Almost surely, 2^153979015804 is an apocalyptic number.

It is an amenable number.

153979015804 is a deficient number, since it is larger than the sum of its proper divisors (115484261860).

153979015804 is a wasteful number, since it uses less digits than its factorization.

153979015804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38494753955 (or 38494753953 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 52.

The spelling of 153979015804 in words is "one hundred fifty-three billion, nine hundred seventy-nine million, fifteen thousand, eight hundred four".