20042204408 has 32 divisors (see below), whose sum is σ = 38589040560. Its totient is φ = 9755182080.

The previous prime is 20042204401. The next prime is 20042204423. The reversal of 20042204408 is 80440224002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042204401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164366 + ... + 259037.

Almost surely, 2^20042204408 is an apocalyptic number.

It is an amenable number.

20042204408 is a deficient number, since it is larger than the sum of its proper divisors (18546836152).

20042204408 is a wasteful number, since it uses less digits than its factorization.

20042204408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423567 (or 423563 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The spelling of 20042204408 in words is "twenty billion, forty-two million, two hundred four thousand, four hundred eight".