23925331485 has 24 divisors (see below), whose sum is σ = 45240627744. Its totient is φ = 11600160480.

The previous prime is 23925331481. The next prime is 23925331501. The reversal of 23925331485 is 58413352932.

23925331485 is a `hidden beast` number, since 2 + 3 + 9 + 253 + 314 + 85 = 666.

It is not a de Polignac number, because 23925331485 - 2² = 23925331481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 23925331485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23925331481) 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 23 ways as a sum of consecutive naturals, for example, 24166507 + ... + 24167496.

It is an arithmetic number, because the mean of its divisors is an integer number (1885026156).

Almost surely, 2^23925331485 is an apocalyptic number.

It is an amenable number.

23925331485 is a deficient number, since it is larger than the sum of its proper divisors (21315296259).

23925331485 is a wasteful number, since it uses less digits than its factorization.

23925331485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48334025 (or 48334022 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The spelling of 23925331485 in words is "twenty-three billion, nine hundred twenty-five million, three hundred thirty-one thousand, four hundred eighty-five".