55371489392796 has 24 divisors (see below), whose sum is σ = 129218497013760. Its totient is φ = 18454540974192.

The previous prime is 55371489392759. The next prime is 55371489392867. The reversal of 55371489392796 is 69729398417355.

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, 327681606 + ... + 327850541.

It is an arithmetic number, because the mean of its divisors is an integer number (5384104042240).

Almost surely, 2^{55371489392796} is an apocalyptic number.

It is an amenable number.

55371489392796 is an abundant number, since it is smaller than the sum of its proper divisors (73847007620964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55371489392796 is a wasteful number, since it uses less digits than its factorization.

55371489392796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655539193 (or 655539191 counting only the distinct ones).

The product of its digits is 3086294400, while the sum is 78.

The spelling of 55371489392796 in words is "fifty-five trillion, three hundred seventy-one billion, four hundred eighty-nine million, three hundred ninety-two thousand, seven hundred ninety-six".