604416402090 has 80 divisors (see below), whose sum is σ = 1626189447168. Its totient is φ = 161080428384.

The previous prime is 604416402067. The next prime is 604416402091. The reversal of 604416402090 is 90204614406.

604416402090 is a `hidden beast` number, since 6 + 0 + 4 + 4 + 1 + 640 + 2 + 0 + 9 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (604416402091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1122679 + ... + 1571381.

Almost surely, 2^604416402090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 604416402090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (813094723584).

604416402090 is an abundant number, since it is smaller than the sum of its proper divisors (1021773045078).

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

604416402090 is a wasteful number, since it uses less digits than its factorization.

604416402090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450385 (or 450376 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 604416402090 in words is "six hundred four billion, four hundred sixteen million, four hundred two thousand, ninety".