23437242544 has 20 divisors (see below), whose sum is σ = 45417678400. Its totient is φ = 11716551360.

The previous prime is 23437242509. The next prime is 23437242547. The reversal of 23437242544 is 44524273432.

It is a junction number, because it is equal to n+sod(n) for n = 23437242497 and 23437242506.

It is not an unprimeable number, because it can be changed into a prime (23437242547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33819 + ... + 219130.

It is an arithmetic number, because the mean of its divisors is an integer number (2270883920).

Almost surely, 2^23437242544 is an apocalyptic number.

It is an amenable number.

23437242544 is a deficient number, since it is larger than the sum of its proper divisors (21980435856).

23437242544 is a wasteful number, since it uses less digits than its factorization.

23437242544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258748 (or 258742 counting only the distinct ones).

The product of its digits is 645120, while the sum is 40.

The spelling of 23437242544 in words is "twenty-three billion, four hundred thirty-seven million, two hundred forty-two thousand, five hundred forty-four".