23442136312 has 64 divisors (see below), whose sum is σ = 54700416000. Its totient is φ = 9189645696.

The previous prime is 23442136307. The next prime is 23442136313. The reversal of 23442136312 is 21363124432.

It is a happy number.

It is a super-2 number, since 2×23442136312² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23442136313) 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, 349008 + ... + 410719.

It is an arithmetic number, because the mean of its divisors is an integer number (854694000).

Almost surely, 2^23442136312 is an apocalyptic number.

It is an amenable number.

23442136312 is an abundant number, since it is smaller than the sum of its proper divisors (31258279688).

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

23442136312 is a wasteful number, since it uses less digits than its factorization.

23442136312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759788 (or 759784 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The spelling of 23442136312 in words is "twenty-three billion, four hundred forty-two million, one hundred thirty-six thousand, three hundred twelve".