625562364125052 has 144 divisors (see below), whose sum is σ = 1663293677965920. Its totient is φ = 205558976109312.

The previous prime is 625562364125011. The next prime is 625562364125087. The reversal of 625562364125052 is 250521463265526.

625562364125052 is a `hidden beast` number, since 6 + 2 + 5 + 5 + 62 + 3 + 64 + 12 + 505 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 625562364125052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5885898 + ... + 35857614.

It is an arithmetic number, because the mean of its divisors is an integer number (11550650541430).

Almost surely, 2^{625562364125052} 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 625562364125052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (831646838982960).

625562364125052 is an abundant number, since it is smaller than the sum of its proper divisors (1037731313840868).

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

625562364125052 is a wasteful number, since it uses less digits than its factorization.

625562364125052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29972042 (or 29972028 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 625562364125052 in words is "six hundred twenty-five trillion, five hundred sixty-two billion, three hundred sixty-four million, one hundred twenty-five thousand, fifty-two".