20404464204 has 48 divisors (see below), whose sum is σ = 47946528000. Its totient is φ = 6753612096.

The previous prime is 20404464187. The next prime is 20404464229. The reversal of 20404464204 is 40246440402.

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, 1207099 + ... + 1223885.

It is an arithmetic number, because the mean of its divisors is an integer number (998886000).

Almost surely, 2^20404464204 is an apocalyptic number.

It is an amenable number.

20404464204 is an abundant number, since it is smaller than the sum of its proper divisors (27542063796).

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

20404464204 is a wasteful number, since it uses less digits than its factorization.

20404464204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17502 (or 17500 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The spelling of 20404464204 in words is "twenty billion, four hundred four million, four hundred sixty-four thousand, two hundred four".