55445216524 has 12 divisors (see below), whose sum is σ = 101247786864. Its totient is φ = 26517277424.

The previous prime is 55445216521. The next prime is 55445216581. The reversal of 55445216524 is 42561254455.

It is a happy number.

55445216524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55445216521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301332607 + ... + 301332790.

It is an arithmetic number, because the mean of its divisors is an integer number (8437315572).

Almost surely, 2^55445216524 is an apocalyptic number.

It is an amenable number.

55445216524 is a deficient number, since it is larger than the sum of its proper divisors (45802570340).

55445216524 is a wasteful number, since it uses less digits than its factorization.

55445216524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602665424 (or 602665422 counting only the distinct ones).

The product of its digits is 960000, while the sum is 43.

The spelling of 55445216524 in words is "fifty-five billion, four hundred forty-five million, two hundred sixteen thousand, five hundred twenty-four".