625121250016 has 48 divisors (see below), whose sum is σ = 1278196174080. Its totient is φ = 300725434240.

The previous prime is 625121249971. The next prime is 625121250049. The reversal of 625121250016 is 610052121526.

It is a self number, because there is not a number n which added to its sum of digits gives 625121250016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3433630 + ... + 3611101.

It is an arithmetic number, because the mean of its divisors is an integer number (26629086960).

Almost surely, 2^625121250016 is an apocalyptic number.

It is an amenable number.

625121250016 is an abundant number, since it is smaller than the sum of its proper divisors (653074924064).

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

625121250016 is a wasteful number, since it uses less digits than its factorization.

625121250016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044847 (or 7044839 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 625121250016 in words is "six hundred twenty-five billion, one hundred twenty-one million, two hundred fifty thousand, sixteen".