625451424375 has 40 divisors (see below), whose sum is σ = 1042820190720. Its totient is φ = 333338908000.

The previous prime is 625451424373. The next prime is 625451424391. The reversal of 625451424375 is 573424154526.

It is a happy number.

It is not a de Polignac number, because 625451424375 - 2¹ = 625451424373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625451424373) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2558746 + ... + 2792504.

It is an arithmetic number, because the mean of its divisors is an integer number (26070504768).

Almost surely, 2^625451424375 is an apocalyptic number.

625451424375 is a deficient number, since it is larger than the sum of its proper divisors (417368766345).

625451424375 is a wasteful number, since it uses less digits than its factorization.

625451424375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235209 (or 235194 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 48.

The spelling of 625451424375 in words is "six hundred twenty-five billion, four hundred fifty-one million, four hundred twenty-four thousand, three hundred seventy-five".