55508285860 has 24 divisors (see below), whose sum is σ = 116844300216. Its totient is φ = 22150571520.

The previous prime is 55508285857. The next prime is 55508285977. The reversal of 55508285860 is 6858280555.

55508285860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2010446244 + 53497839616 = 44838^2 + 231296^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55508285798 and 55508285807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3287797 + ... + 3304636.

It is an arithmetic number, because the mean of its divisors is an integer number (4868512509).

Almost surely, 2^55508285860 is an apocalyptic number.

It is an amenable number.

55508285860 is an abundant number, since it is smaller than the sum of its proper divisors (61336014356).

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

55508285860 is a wasteful number, since it uses less digits than its factorization.

55508285860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592863 (or 6592861 counting only the distinct ones).

The product of its (nonzero) digits is 3840000, while the sum is 52.

The spelling of 55508285860 in words is "fifty-five billion, five hundred eight million, two hundred eighty-five thousand, eight hundred sixty".