55065072204 has 18 divisors (see below), whose sum is σ = 139192265940. Its totient is φ = 18355024056.

The previous prime is 55065072203. The next prime is 55065072211. The reversal of 55065072204 is 40227056055.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1529585339 = 55065072204 / (5 + 5 + 0 + 6 + 5 + 0 + 7 + 2 + 2 + 0 + 4).

It is not an unprimeable number, because it can be changed into a prime (55065072203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 764792634 + ... + 764792705.

Almost surely, 2^55065072204 is an apocalyptic number.

It is an amenable number.

55065072204 is an abundant number, since it is smaller than the sum of its proper divisors (84127193736).

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

55065072204 is a wasteful number, since it uses less digits than its factorization.

55065072204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529585349 (or 1529585344 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The spelling of 55065072204 in words is "fifty-five billion, sixty-five million, seventy-two thousand, two hundred four".