55625052631500 has 768 divisors, whose sum is σ = 214595364372480. Its totient is φ = 12282209280000.

The previous prime is 55625052631453. The next prime is 55625052631523. The reversal of 55625052631500 is 513625052655.

55625052631500 is a `hidden beast` number, since 5 + 5 + 6 + 2 + 5 + 0 + 5 + 2 + 631 + 5 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 77904112 + ... + 78614888.

It is an arithmetic number, because the mean of its divisors is an integer number (279421047360).

Almost surely, 2^{55625052631500} is an apocalyptic number.

55625052631500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55625052631500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107297682186240).

55625052631500 is an abundant number, since it is smaller than the sum of its proper divisors (158970311740980).

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

55625052631500 is a wasteful number, since it uses less digits than its factorization.

55625052631500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710864 (or 710846 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 55625052631500 in words is "fifty-five trillion, six hundred twenty-five billion, fifty-two million, six hundred thirty-one thousand, five hundred".