24420402002 has 4 divisors (see below), whose sum is σ = 36630603006. Its totient is φ = 12210201000.

The previous prime is 24420401923. The next prime is 24420402011. The reversal of 24420402002 is 20020402442.

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., 23762530801 + 657871201 = 154151^2 + 25649^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105100499 + ... + 6105100502.

Almost surely, 2^24420402002 is an apocalyptic number.

24420402002 is a deficient number, since it is larger than the sum of its proper divisors (12210201004).

24420402002 is a wasteful number, since it uses less digits than its factorization.

24420402002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12210201003.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 24420402002 its reverse (20020402442), we get a palindrome (44440804444).

The spelling of 24420402002 in words is "twenty-four billion, four hundred twenty million, four hundred two thousand, two".