24978927442 has 32 divisors (see below), whose sum is σ = 43163366400. Its totient is φ = 10619985600.

The previous prime is 24978927437. The next prime is 24978927481. The reversal of 24978927442 is 24472987942.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 949567 + ... + 975517.

It is an arithmetic number, because the mean of its divisors is an integer number (1348855200).

Almost surely, 2^24978927442 is an apocalyptic number.

24978927442 is a deficient number, since it is larger than the sum of its proper divisors (18184438958).

24978927442 is a wasteful number, since it uses less digits than its factorization.

24978927442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26506.

The product of its digits is 16257024, while the sum is 58.

The spelling of 24978927442 in words is "twenty-four billion, nine hundred seventy-eight million, nine hundred twenty-seven thousand, four hundred forty-two".