55593620880 has 320 divisors, whose sum is σ = 200166236160. Its totient is φ = 12501485568.

The previous prime is 55593620867. The next prime is 55593620897. The reversal of 55593620880 is 8802639555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49503999 + ... + 49505121.

It is an arithmetic number, because the mean of its divisors is an integer number (625519488).

Almost surely, 2^55593620880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55593620880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100083118080).

55593620880 is an abundant number, since it is smaller than the sum of its proper divisors (144572615280).

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

55593620880 is a wasteful number, since it uses less digits than its factorization.

55593620880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598 (or 1592 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 51.

The spelling of 55593620880 in words is "fifty-five billion, five hundred ninety-three million, six hundred twenty thousand, eight hundred eighty".