20024200404 has 48 divisors (see below), whose sum is σ = 55908027840. Its totient is φ = 6161292000.

The previous prime is 20024200373. The next prime is 20024200423. The reversal of 20024200404 is 40400242002.

20024200404 is a `hidden beast` number, since 20 + 0 + 242 + 0 + 0 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7129722 + ... + 7132529.

It is an arithmetic number, because the mean of its divisors is an integer number (1164750580).

Almost surely, 2^20024200404 is an apocalyptic number.

It is an amenable number.

20024200404 is an abundant number, since it is smaller than the sum of its proper divisors (35883827436).

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

20024200404 is a wasteful number, since it uses less digits than its factorization.

20024200404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14262277 (or 14262269 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 20024200404 its reverse (40400242002), we get a palindrome (60424442406).

The spelling of 20024200404 in words is "twenty billion, twenty-four million, two hundred thousand, four hundred four".