625936572768 has 48 divisors (see below), whose sum is σ = 1769474545776. Its totient is φ = 192595868160.

The previous prime is 625936572739. The next prime is 625936572797. The reversal of 625936572768 is 867275639526.

It is an interprime number because it is at equal distance from previous prime (625936572739) and next prime (625936572797).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 625936572699 and 625936572708.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 250774623 + ... + 250777118.

It is an arithmetic number, because the mean of its divisors is an integer number (36864053037).

Almost surely, 2^625936572768 is an apocalyptic number.

It is an amenable number.

625936572768 is an abundant number, since it is smaller than the sum of its proper divisors (1143537973008).

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

625936572768 is a wasteful number, since it uses less digits than its factorization.

625936572768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501551767 (or 501551759 counting only the distinct ones).

The product of its digits is 228614400, while the sum is 66.

The spelling of 625936572768 in words is "six hundred twenty-five billion, nine hundred thirty-six million, five hundred seventy-two thousand, seven hundred sixty-eight".