24039904872 has 32 divisors (see below), whose sum is σ = 60369281280. Its totient is φ = 7977365760.

The previous prime is 24039904871. The next prime is 24039904879. The reversal of 24039904872 is 27840993042.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (24039904871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240529 + ... + 2251232.

It is an arithmetic number, because the mean of its divisors is an integer number (1886540040).

Almost surely, 2^24039904872 is an apocalyptic number.

It is an amenable number.

24039904872 is an abundant number, since it is smaller than the sum of its proper divisors (36329376408).

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

24039904872 is a wasteful number, since it uses less digits than its factorization.

24039904872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4491993 (or 4491989 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 24039904872 in words is "twenty-four billion, thirty-nine million, nine hundred four thousand, eight hundred seventy-two".