625063125625 has 20 divisors (see below), whose sum is σ = 781310800512. Its totient is φ = 499902026000.

The previous prime is 625063125619. The next prime is 625063125629. The reversal of 625063125625 is 526521360526.

It is not a de Polignac number, because 625063125625 - 2²³ = 625054737017 is a prime.

It is a super-2 number, since 2×625063125625² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (625063125629) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 1982604 + ... + 2276146.

Almost surely, 2^625063125625 is an apocalyptic number.

It is an amenable number.

625063125625 is a deficient number, since it is larger than the sum of its proper divisors (156247674887).

625063125625 is an equidigital number, since it uses as much as digits as its factorization.

625063125625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296970 (or 296955 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 625063125625 in words is "six hundred twenty-five billion, sixty-three million, one hundred twenty-five thousand, six hundred twenty-five".