23111094864 has 120 divisors (see below), whose sum is σ = 70672969696. Its totient is φ = 6464620800.

The previous prime is 23111094863. The next prime is 23111094871. The reversal of 23111094864 is 46849011132.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23111094863) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77542 + ... + 228549.

Almost surely, 2^23111094864 is an apocalyptic number.

23111094864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23111094864 is an abundant number, since it is smaller than the sum of its proper divisors (47561874832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23111094864 is a wasteful number, since it uses less digits than its factorization.

23111094864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306137 (or 306120 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 23111094864 in words is "twenty-three billion, one hundred eleven million, ninety-four thousand, eight hundred sixty-four".