24442240402 has 4 divisors (see below), whose sum is σ = 36663360606. Its totient is φ = 12221120200.

The previous prime is 24442240387. The next prime is 24442240409. The reversal of 24442240402 is 20404224442.

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., 17200060201 + 7242180201 = 131149^2 + 85101^2 .

It is a super-2 number, since 2×24442240402² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (24442240409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110560099 + ... + 6110560102.

Almost surely, 2^24442240402 is an apocalyptic number.

24442240402 is a deficient number, since it is larger than the sum of its proper divisors (12221120204).

24442240402 is a wasteful number, since it uses less digits than its factorization.

24442240402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12221120203.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 24442240402 its reverse (20404224442), we get a palindrome (44846464844).

The spelling of 24442240402 in words is "twenty-four billion, four hundred forty-two million, two hundred forty thousand, four hundred two".