55520337730 has 64 divisors (see below), whose sum is σ = 117741714048. Its totient is φ = 18583234560.

The previous prime is 55520337647. The next prime is 55520337749. The reversal of 55520337730 is 3773302555.

55520337730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449797 + ... + 559783.

It is an arithmetic number, because the mean of its divisors is an integer number (1839714282).

Almost surely, 2^55520337730 is an apocalyptic number.

55520337730 is an abundant number, since it is smaller than the sum of its proper divisors (62221376318).

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

55520337730 is a wasteful number, since it uses less digits than its factorization.

55520337730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110371.

The product of its (nonzero) digits is 330750, while the sum is 40.

The spelling of 55520337730 in words is "fifty-five billion, five hundred twenty million, three hundred thirty-seven thousand, seven hundred thirty".