23551923051 has 24 divisors (see below), whose sum is σ = 34310082560. Its totient is φ = 15567307056.

The previous prime is 23551923037. The next prime is 23551923053. The reversal of 23551923051 is 15032915532.

23551923051 is a `hidden beast` number, since 23 + 551 + 9 + 2 + 30 + 51 = 666.

It is not a de Polignac number, because 23551923051 - 2¹⁹ = 23551398763 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23551922997 and 23551923015.

It is not an unprimeable number, because it can be changed into a prime (23551923053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1963410 + ... + 1975368.

Almost surely, 2^23551923051 is an apocalyptic number.

23551923051 is a deficient number, since it is larger than the sum of its proper divisors (10758159509).

23551923051 is a wasteful number, since it uses less digits than its factorization.

23551923051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13815 (or 13812 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The spelling of 23551923051 in words is "twenty-three billion, five hundred fifty-one million, nine hundred twenty-three thousand, fifty-one".