55045263426164 has 48 divisors (see below), whose sum is σ = 106530763622976. Its totient is φ = 24676712006400.

The previous prime is 55045263426161. The next prime is 55045263426169. The reversal of 55045263426164 is 46162436254055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55045263426161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72893294 + ... + 73644570.

It is an arithmetic number, because the mean of its divisors is an integer number (2219390908812).

Almost surely, 2^{55045263426164} is an apocalyptic number.

It is an amenable number.

55045263426164 is a deficient number, since it is larger than the sum of its proper divisors (51485500196812).

55045263426164 is a wasteful number, since it uses less digits than its factorization.

55045263426164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774176 (or 774174 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 53.

The spelling of 55045263426164 in words is "fifty-five trillion, forty-five billion, two hundred sixty-three million, four hundred twenty-six thousand, one hundred sixty-four".