23256163996 has 24 divisors (see below), whose sum is σ = 44280778640. Its totient is φ = 10622956032.

The previous prime is 23256163969. The next prime is 23256164003. The reversal of 23256163996 is 69936165232.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300286 + ... + 2310373.

Almost surely, 2^23256163996 is an apocalyptic number.

23256163996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23256163996 is a deficient number, since it is larger than the sum of its proper divisors (21024614644).

23256163996 is a wasteful number, since it uses less digits than its factorization.

23256163996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4610773 (or 4610771 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 52.

The spelling of 23256163996 in words is "twenty-three billion, two hundred fifty-six million, one hundred sixty-three thousand, nine hundred ninety-six".