55563472032 has 24 divisors (see below), whose sum is σ = 145854114336. Its totient is φ = 18521157312.

The previous prime is 55563472009. The next prime is 55563472091. The reversal of 55563472032 is 23027436555.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289392988 + ... + 289393179.

It is an arithmetic number, because the mean of its divisors is an integer number (6077254764).

Almost surely, 2^55563472032 is an apocalyptic number.

It is an amenable number.

55563472032 is an abundant number, since it is smaller than the sum of its proper divisors (90290642304).

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

55563472032 is a wasteful number, since it uses less digits than its factorization.

55563472032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578786180 (or 578786172 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 42.

The spelling of 55563472032 in words is "fifty-five billion, five hundred sixty-three million, four hundred seventy-two thousand, thirty-two".