625763763875 has 16 divisors (see below), whose sum is σ = 786914672544. Its totient is φ = 496789540000.

The previous prime is 625763763817. The next prime is 625763763893. The reversal of 625763763875 is 578367367526.

It is a happy number.

It is not a de Polignac number, because 625763763875 - 2⁸ = 625763763619 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19090916 + ... + 19123665.

It is an arithmetic number, because the mean of its divisors is an integer number (49182167034).

Almost surely, 2^625763763875 is an apocalyptic number.

625763763875 is a deficient number, since it is larger than the sum of its proper divisors (161150908669).

625763763875 is a wasteful number, since it uses less digits than its factorization.

625763763875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38214727 (or 38214717 counting only the distinct ones).

The product of its digits is 266716800, while the sum is 65.

The spelling of 625763763875 in words is "six hundred twenty-five billion, seven hundred sixty-three million, seven hundred sixty-three thousand, eight hundred seventy-five".