55045533552 has 20 divisors (see below), whose sum is σ = 142200961800. Its totient is φ = 18348511168.

The previous prime is 55045533533. The next prime is 55045533559. The reversal of 55045533552 is 25533554055.

It is a happy number.

55045533552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55045533559) 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, 573390927 + ... + 573391022.

It is an arithmetic number, because the mean of its divisors is an integer number (7110048090).

Almost surely, 2^55045533552 is an apocalyptic number.

It is an amenable number.

55045533552 is an abundant number, since it is smaller than the sum of its proper divisors (87155428248).

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

55045533552 is a wasteful number, since it uses less digits than its factorization.

55045533552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146781960 (or 1146781954 counting only the distinct ones).

The product of its (nonzero) digits is 1125000, while the sum is 42.

The spelling of 55045533552 in words is "fifty-five billion, forty-five million, five hundred thirty-three thousand, five hundred fifty-two".