24627872642 has 4 divisors (see below), whose sum is σ = 36941808966. Its totient is φ = 12313936320.

The previous prime is 24627872569. The next prime is 24627872651.

24627872642 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20741472361 + 3886400281 = 144019^2 + 62341^2 .

It is a super-2 number, since 2×24627872642² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156968159 + ... + 6156968162.

Almost surely, 2^24627872642 is an apocalyptic number.

24627872642 is a deficient number, since it is larger than the sum of its proper divisors (12313936324).

24627872642 is a wasteful number, since it uses less digits than its factorization.

24627872642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12313936323.

The product of its digits is 3612672, while the sum is 50.

The spelling of 24627872642 in words is "twenty-four billion, six hundred twenty-seven million, eight hundred seventy-two thousand, six hundred forty-two".