604435221632 has 128 divisors (see below), whose sum is σ = 1343177795520. Its totient is φ = 268597555200.

The previous prime is 604435221569. The next prime is 604435221671. The reversal of 604435221632 is 236122534406.

It is a tau number, because it is divible by the number of its divisors (128).

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, 21104282 + ... + 21132902.

Almost surely, 2^604435221632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 604435221632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671588897760).

604435221632 is an abundant number, since it is smaller than the sum of its proper divisors (738742573888).

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

604435221632 is a wasteful number, since it uses less digits than its factorization.

604435221632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28982 (or 28970 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 604435221632 in words is "six hundred four billion, four hundred thirty-five million, two hundred twenty-one thousand, six hundred thirty-two".