24871994422 has 64 divisors (see below), whose sum is σ = 43670016000. Its totient is φ = 10505371680.

The previous prime is 24871994417. The next prime is 24871994447. The reversal of 24871994422 is 22449917842.

It is a super-2 number, since 2×24871994422² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 24871994422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4604079 + ... + 4609477.

It is an arithmetic number, because the mean of its divisors is an integer number (682344000).

Almost surely, 2^24871994422 is an apocalyptic number.

24871994422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24871994422 is a deficient number, since it is larger than the sum of its proper divisors (18798021578).

24871994422 is a wasteful number, since it uses less digits than its factorization.

24871994422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5641.

The product of its digits is 2322432, while the sum is 52.

The spelling of 24871994422 in words is "twenty-four billion, eight hundred seventy-one million, nine hundred ninety-four thousand, four hundred twenty-two".