23050564531 has 4 divisors (see below), whose sum is σ = 23612773464. Its totient is φ = 22488355600.

The previous prime is 23050564519. The next prime is 23050564541. The reversal of 23050564531 is 13546505032.

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 23050564531 - 2¹⁷ = 23050433459 is a prime.

It is a super-2 number, since 2×23050564531² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23050564501) 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 3 ways as a sum of consecutive naturals, for example, 281104405 + ... + 281104486.

It is an arithmetic number, because the mean of its divisors is an integer number (5903193366).

Almost surely, 2^23050564531 is an apocalyptic number.

23050564531 is a deficient number, since it is larger than the sum of its proper divisors (562208933).

23050564531 is an equidigital number, since it uses as much as digits as its factorization.

23050564531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562208932.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 23050564531 in words is "twenty-three billion, fifty million, five hundred sixty-four thousand, five hundred thirty-one".