202045420404 has 36 divisors (see below), whose sum is σ = 521592437184. Its totient is φ = 65915526672.

The previous prime is 202045420333. The next prime is 202045420411. The reversal of 202045420404 is 404024540202.

202045420404 is a `hidden beast` number, since 2 + 0 + 2 + 0 + 454 + 204 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59704402 + ... + 59707785.

Almost surely, 2^202045420404 is an apocalyptic number.

It is an amenable number.

202045420404 is an abundant number, since it is smaller than the sum of its proper divisors (319547016780).

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

202045420404 is a wasteful number, since it uses less digits than its factorization.

202045420404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119412244 (or 119412239 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

Adding to 202045420404 its reverse (404024540202), we get a palindrome (606069960606).

The spelling of 202045420404 in words is "two hundred two billion, forty-five million, four hundred twenty thousand, four hundred four".