55058075220 has 24 divisors (see below), whose sum is σ = 154162610784. Its totient is φ = 14682153376.

The previous prime is 55058075207. The next prime is 55058075243. The reversal of 55058075220 is 2257085055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458817234 + ... + 458817353.

It is an arithmetic number, because the mean of its divisors is an integer number (6423442116).

Almost surely, 2^55058075220 is an apocalyptic number.

It is an amenable number.

55058075220 is an abundant number, since it is smaller than the sum of its proper divisors (99104535564).

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

55058075220 is a wasteful number, since it uses less digits than its factorization.

55058075220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917634599 (or 917634597 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 39.

The spelling of 55058075220 in words is "fifty-five billion, fifty-eight million, seventy-five thousand, two hundred twenty".