23625315438 has 8 divisors (see below), whose sum is σ = 47250630888. Its totient is φ = 7875105144.

The previous prime is 23625315437. The next prime is 23625315451. The reversal of 23625315438 is 83451352632.

It is a sphenic number, since it is the product of 3 distinct primes.

23625315438 is an admirable number.

It is a super-2 number, since 2×23625315438² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23625315438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23625315431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968776281 + ... + 1968776292.

It is an arithmetic number, because the mean of its divisors is an integer number (5906328861).

Almost surely, 2^23625315438 is an apocalyptic number.

23625315438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23625315438 is a wasteful number, since it uses less digits than its factorization.

23625315438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937552578.

The product of its digits is 518400, while the sum is 42.

The spelling of 23625315438 in words is "twenty-three billion, six hundred twenty-five million, three hundred fifteen thousand, four hundred thirty-eight".