23754054561 has 4 divisors (see below), whose sum is σ = 31672072752. Its totient is φ = 15836036372.

The previous prime is 23754054523. The next prime is 23754054601. The reversal of 23754054561 is 16545045732.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23754054561 - 2¹⁸ = 23753792417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23754054161) 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, 3959009091 + ... + 3959009096.

It is an arithmetic number, because the mean of its divisors is an integer number (7918018188).

Almost surely, 2^23754054561 is an apocalyptic number.

It is an amenable number.

23754054561 is a deficient number, since it is larger than the sum of its proper divisors (7918018191).

23754054561 is an equidigital number, since it uses as much as digits as its factorization.

23754054561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7918018190.

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 23754054561 in words is "twenty-three billion, seven hundred fifty-four million, fifty-four thousand, five hundred sixty-one".