23655574751 has 2 divisors, whose sum is σ = 23655574752. Its totient is φ = 23655574750.

The previous prime is 23655574741. The next prime is 23655574757. The reversal of 23655574751 is 15747555632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23655574751 - 2⁶ = 23655574687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23655574751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23655574757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11827787375 + 11827787376.

It is an arithmetic number, because the mean of its divisors is an integer number (11827787376).

Almost surely, 2^23655574751 is an apocalyptic number.

23655574751 is a deficient number, since it is larger than the sum of its proper divisors (1).

23655574751 is an equidigital number, since it uses as much as digits as its factorization.

23655574751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4410000, while the sum is 50.

The spelling of 23655574751 in words is "twenty-three billion, six hundred fifty-five million, five hundred seventy-four thousand, seven hundred fifty-one".