625546223004 has 24 divisors (see below), whose sum is σ = 1484346971520. Its totient is φ = 204981247984.

The previous prime is 625546222949. The next prime is 625546223011. The reversal of 625546223004 is 400322645526.

It is a super-2 number, since 2×625546223004² (a number of 24 digits) contains 22 as substring.

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, 441769224 + ... + 441770639.

It is an arithmetic number, because the mean of its divisors is an integer number (61847790480).

Almost surely, 2^625546223004 is an apocalyptic number.

It is an amenable number.

625546223004 is an abundant number, since it is smaller than the sum of its proper divisors (858800748516).

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

625546223004 is a wasteful number, since it uses less digits than its factorization.

625546223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883539929 (or 883539927 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 625546223004 in words is "six hundred twenty-five billion, five hundred forty-six million, two hundred twenty-three thousand, four".