23521160651 has 4 divisors (see below), whose sum is σ = 23521584552. Its totient is φ = 23520736752.

The previous prime is 23521160629. The next prime is 23521160653. The reversal of 23521160651 is 15606112532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23521160651 - 2¹⁴ = 23521144267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23521160653) 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, 113465 + ... + 244778.

It is an arithmetic number, because the mean of its divisors is an integer number (5880396138).

Almost surely, 2^23521160651 is an apocalyptic number.

23521160651 is a deficient number, since it is larger than the sum of its proper divisors (423901).

23521160651 is an equidigital number, since it uses as much as digits as its factorization.

23521160651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423900.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 23521160651 in words is "twenty-three billion, five hundred twenty-one million, one hundred sixty thousand, six hundred fifty-one".