55020968584 has 8 divisors (see below), whose sum is σ = 103164316110. Its totient is φ = 27510484288.

The previous prime is 55020968581. The next prime is 55020968593. The reversal of 55020968584 is 48586902055.

It can be written as a sum of positive squares in only one way, i.e., 28669939684 + 26351028900 = 169322^2 + 162330^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (55020968581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3438810529 + ... + 3438810544.

Almost surely, 2^55020968584 is an apocalyptic number.

It is an amenable number.

55020968584 is a deficient number, since it is larger than the sum of its proper divisors (48143347526).

55020968584 is a wasteful number, since it uses less digits than its factorization.

55020968584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6877621079 (or 6877621075 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 52.

The spelling of 55020968584 in words is "fifty-five billion, twenty million, nine hundred sixty-eight thousand, five hundred eighty-four".