24939768272 has 10 divisors (see below), whose sum is σ = 48320801058. Its totient is φ = 12469884128.

The previous prime is 24939768263. The next prime is 24939768311. The reversal of 24939768272 is 27286793942.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22411287616 + 2528480656 = 149704^2 + 50284^2 .

It is a super-2 number, since 2×24939768272² (a number of 22 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 779367743 + ... + 779367774.

Almost surely, 2^24939768272 is an apocalyptic number.

It is an amenable number.

24939768272 is a deficient number, since it is larger than the sum of its proper divisors (23381032786).

24939768272 is a wasteful number, since it uses less digits than its factorization.

24939768272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558735525 (or 1558735519 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 59.

The spelling of 24939768272 in words is "twenty-four billion, nine hundred thirty-nine million, seven hundred sixty-eight thousand, two hundred seventy-two".