23440023152112 has 40 divisors (see below), whose sum is σ = 69203877878656. Its totient is φ = 6697149471936.

The previous prime is 23440023152107. The next prime is 23440023152123. The reversal of 23440023152112 is 21125132004432.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23440023152112.

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, 34880986498 + ... + 34880987169.

Almost surely, 2^{23440023152112} is an apocalyptic number.

It is an amenable number.

23440023152112 is an abundant number, since it is smaller than the sum of its proper divisors (45763854726544).

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

23440023152112 is a wasteful number, since it uses less digits than its factorization.

23440023152112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69761973685 (or 69761973679 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 23440023152112 its reverse (21125132004432), we get a palindrome (44565155156544).

The spelling of 23440023152112 in words is "twenty-three trillion, four hundred forty billion, twenty-three million, one hundred fifty-two thousand, one hundred twelve".