24454157994 has 48 divisors (see below), whose sum is σ = 64115108928. Its totient is φ = 6575907456.

The previous prime is 24454157989. The next prime is 24454158019. The reversal of 24454157994 is 49975145442.

24454157994 is a `hidden beast` number, since 2 + 4 + 4 + 541 + 5 + 7 + 9 + 94 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 24454157994.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5706112 + ... + 5710395.

It is an arithmetic number, because the mean of its divisors is an integer number (1335731436).

Almost surely, 2^24454157994 is an apocalyptic number.

24454157994 is an abundant number, since it is smaller than the sum of its proper divisors (39660950934).

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

24454157994 is a wasteful number, since it uses less digits than its factorization.

24454157994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11416539 (or 11416536 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 24454157994 in words is "twenty-four billion, four hundred fifty-four million, one hundred fifty-seven thousand, nine hundred ninety-four".