23774664375 has 480 divisors, whose sum is σ = 58949130240. Its totient is φ = 9272880000.

The previous prime is 23774664359. The next prime is 23774664421. The reversal of 23774664375 is 57346647732.

23774664375 is a `hidden beast` number, since 2 + 3 + 77 + 466 + 43 + 75 = 666.

It is not a de Polignac number, because 23774664375 - 2⁴ = 23774664359 is a prime.

It is a super-2 number, since 2×23774664375² (a number of 22 digits) contains 22 as substring.

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 479 ways as a sum of consecutive naturals, for example, 222193072 + ... + 222193178.

It is an arithmetic number, because the mean of its divisors is an integer number (122810688).

Almost surely, 2^23774664375 is an apocalyptic number.

23774664375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23774664375 is an abundant number, since it is smaller than the sum of its proper divisors (35174465865).

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

23774664375 is a wasteful number, since it uses less digits than its factorization.

23774664375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 152 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 54.

The spelling of 23774664375 in words is "twenty-three billion, seven hundred seventy-four million, six hundred sixty-four thousand, three hundred seventy-five".