23522060261 has 4 divisors (see below), whose sum is σ = 26882354592. Its totient is φ = 20161765932.

The previous prime is 23522060231. The next prime is 23522060291. The reversal of 23522060261 is 16206022532.

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 an interprime number because it is at equal distance from previous prime (23522060231) and next prime (23522060291).

It is not a de Polignac number, because 23522060261 - 2²⁶ = 23454951397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23522060231) 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, 1680147155 + ... + 1680147168.

It is an arithmetic number, because the mean of its divisors is an integer number (6720588648).

Almost surely, 2^23522060261 is an apocalyptic number.

It is an amenable number.

23522060261 is a deficient number, since it is larger than the sum of its proper divisors (3360294331).

23522060261 is an equidigital number, since it uses as much as digits as its factorization.

23522060261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3360294330.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 23522060261 its reverse (16206022532), we get a palindrome (39728082793).

The spelling of 23522060261 in words is "twenty-three billion, five hundred twenty-two million, sixty thousand, two hundred sixty-one".