24424642442 has 4 divisors (see below), whose sum is σ = 36636963666. Its totient is φ = 12212321220.

The previous prime is 24424642409. The next prime is 24424642477.

24424642442 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., 24308239921 + 116402521 = 155911^2 + 10789^2 .

It is a junction number, because it is equal to n+sod(n) for n = 24424642396 and 24424642405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106160609 + ... + 6106160612.

Almost surely, 2^24424642442 is an apocalyptic number.

24424642442 is a deficient number, since it is larger than the sum of its proper divisors (12212321224).

24424642442 is a wasteful number, since it uses less digits than its factorization.

24424642442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12212321223.

The product of its digits is 393216, while the sum is 38.

The spelling of 24424642442 in words is "twenty-four billion, four hundred twenty-four million, six hundred forty-two thousand, four hundred forty-two".