23572265953 has 16 divisors (see below), whose sum is σ = 25287425280. Its totient is φ = 21929213376.

The previous prime is 23572265939. The next prime is 23572266007. The reversal of 23572265953 is 35956227532.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23572265953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23572265897 and 23572265906.

It is not an unprimeable number, because it can be changed into a prime (23572265053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3876 + ... + 217162.

It is an arithmetic number, because the mean of its divisors is an integer number (1580464080).

Almost surely, 2^23572265953 is an apocalyptic number.

It is an amenable number.

23572265953 is a deficient number, since it is larger than the sum of its proper divisors (1715159327).

23572265953 is a wasteful number, since it uses less digits than its factorization.

23572265953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213456.

The product of its digits is 3402000, while the sum is 49.

The spelling of 23572265953 in words is "twenty-three billion, five hundred seventy-two million, two hundred sixty-five thousand, nine hundred fifty-three".