24404020220 has 24 divisors (see below), whose sum is σ = 51865897104. Its totient is φ = 9643997696.

The previous prime is 24404020177. The next prime is 24404020241. The reversal of 24404020220 is 2202040442.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 24404020192 and 24404020201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7348949 + ... + 7352268.

It is an arithmetic number, because the mean of its divisors is an integer number (2161079046).

Almost surely, 2^24404020220 is an apocalyptic number.

24404020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24404020220 is an abundant number, since it is smaller than the sum of its proper divisors (27461876884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24404020220 is a wasteful number, since it uses less digits than its factorization.

24404020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14701309 (or 14701307 counting only the distinct ones).

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

Adding to 24404020220 its reverse (2202040442), we get a palindrome (26606060662).

The spelling of 24404020220 in words is "twenty-four billion, four hundred four million, twenty thousand, two hundred twenty".