55013320260 has 96 divisors (see below), whose sum is σ = 172752289920. Its totient is φ = 14533098624.

The previous prime is 55013320231. The next prime is 55013320261. The reversal of 55013320260 is 6202331055.

55013320260 is a `hidden beast` number, since 550 + 1 + 33 + 20 + 2 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (55013320261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 418279 + ... + 533838.

It is an arithmetic number, because the mean of its divisors is an integer number (1799503020).

Almost surely, 2^55013320260 is an apocalyptic number.

It is an amenable number.

55013320260 is an abundant number, since it is smaller than the sum of its proper divisors (117738969660).

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

55013320260 is a wasteful number, since it uses less digits than its factorization.

55013320260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952242 (or 952234 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 55013320260 in words is "fifty-five billion, thirteen million, three hundred twenty thousand, two hundred sixty".