23724612542 has 48 divisors (see below), whose sum is σ = 38903356800. Its totient is φ = 10820401200.

The previous prime is 23724612517. The next prime is 23724612563. The reversal of 23724612542 is 24521642732.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 23724612496 and 23724612505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7703759 + ... + 7706837.

It is an arithmetic number, because the mean of its divisors is an integer number (810486600).

Almost surely, 2^23724612542 is an apocalyptic number.

23724612542 is a deficient number, since it is larger than the sum of its proper divisors (15178744258).

23724612542 is a wasteful number, since it uses less digits than its factorization.

23724612542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373 (or 3342 counting only the distinct ones).

The product of its digits is 161280, while the sum is 38.

The spelling of 23724612542 in words is "twenty-three billion, seven hundred twenty-four million, six hundred twelve thousand, five hundred forty-two".