24400420402 has 8 divisors (see below), whose sum is σ = 36602646912. Its totient is φ = 12199538100.

The previous prime is 24400420379. The next prime is 24400420417. The reversal of 24400420402 is 20402400442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289374 + ... + 364057.

It is an arithmetic number, because the mean of its divisors is an integer number (4575330864).

Almost surely, 2^24400420402 is an apocalyptic number.

24400420402 is a deficient number, since it is larger than the sum of its proper divisors (12202226510).

24400420402 is a wasteful number, since it uses less digits than its factorization.

24400420402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672104.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 24400420402 its reverse (20402400442), we get a palindrome (44802820844).

The spelling of 24400420402 in words is "twenty-four billion, four hundred million, four hundred twenty thousand, four hundred two".