604123421420 has 24 divisors (see below), whose sum is σ = 1271761058400. Its totient is φ = 241058535552.

The previous prime is 604123421387. The next prime is 604123421423. The reversal of 604123421420 is 24124321406.

It is not an unprimeable number, because it can be changed into a prime (604123421423) 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, 36918680 + ... + 36935039.

It is an arithmetic number, because the mean of its divisors is an integer number (52990044100).

Almost surely, 2^604123421420 is an apocalyptic number.

It is an amenable number.

604123421420 is an abundant number, since it is smaller than the sum of its proper divisors (667637636980).

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

604123421420 is a wasteful number, since it uses less digits than its factorization.

604123421420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73854137 (or 73854135 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 604123421420 its reverse (24124321406), we get a palindrome (628247742826).

The spelling of 604123421420 in words is "six hundred four billion, one hundred twenty-three million, four hundred twenty-one thousand, four hundred twenty".