55119064320 has 108 divisors (see below), whose sum is σ = 190706260836. Its totient is φ = 14698414080.

The previous prime is 55119064313. The next prime is 55119064321. The reversal of 55119064320 is 2346091155.

55119064320 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 9 + 0 + 643 + 2 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 27870299136 + 27248765184 = 166944^2 + 165072^2 .

It is a super-2 number, since 2×55119064320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55119064321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2380801 + ... + 2403840.

Almost surely, 2^55119064320 is an apocalyptic number.

It is an amenable number.

55119064320 is an abundant number, since it is smaller than the sum of its proper divisors (135587196516).

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

55119064320 is a wasteful number, since it uses less digits than its factorization.

55119064320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4784668 (or 4784651 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 55119064320 in words is "fifty-five billion, one hundred nineteen million, sixty-four thousand, three hundred twenty".