210401042404 has 12 divisors (see below), whose sum is σ = 420802084864. Its totient is φ = 90171875304.

The previous prime is 210401042389. The next prime is 210401042447. The reversal of 210401042404 is 404240104012.

210401042404 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3757161444 + ... + 3757161499.

Almost surely, 2^210401042404 is an apocalyptic number.

It is an amenable number.

210401042404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

210401042404 is a wasteful number, since it uses less digits than its factorization.

210401042404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7514322954 (or 7514322952 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 210401042404 its reverse (404240104012), we get a palindrome (614641146416).

The spelling of 210401042404 in words is "two hundred ten billion, four hundred one million, forty-two thousand, four hundred four".