23116612772 has 24 divisors (see below), whose sum is σ = 44167902912. Its totient is φ = 10498935200.

The previous prime is 23116612769. The next prime is 23116612793. The reversal of 23116612772 is 27721661132.

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, 160979 + ... + 268602.

It is an arithmetic number, because the mean of its divisors is an integer number (1840329288).

Almost surely, 2^23116612772 is an apocalyptic number.

23116612772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23116612772 is a deficient number, since it is larger than the sum of its proper divisors (21051290140).

23116612772 is a wasteful number, since it uses less digits than its factorization.

23116612772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430819 (or 430817 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The spelling of 23116612772 in words is "twenty-three billion, one hundred sixteen million, six hundred twelve thousand, seven hundred seventy-two".