23117577312 has 48 divisors (see below), whose sum is σ = 61828628400. Its totient is φ = 7560463872.

The previous prime is 23117577271. The next prime is 23117577337. The reversal of 23117577312 is 21377571132.

It is a tau number, because it is divible by the number of its divisors (48).

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, 2266687 + ... + 2276862.

It is an arithmetic number, because the mean of its divisors is an integer number (1288096425).

Almost surely, 2^23117577312 is an apocalyptic number.

It is an amenable number.

23117577312 is an abundant number, since it is smaller than the sum of its proper divisors (38711051088).

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

23117577312 is a wasteful number, since it uses less digits than its factorization.

23117577312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4543615 (or 4543607 counting only the distinct ones).

The product of its digits is 61740, while the sum is 39.

The spelling of 23117577312 in words is "twenty-three billion, one hundred seventeen million, five hundred seventy-seven thousand, three hundred twelve".