420944035204 has 135 divisors (see below), whose sum is σ = 945075655335. Its totient is φ = 163575960240.

The previous prime is 420944035157. The next prime is 420944035217. The reversal of 420944035204 is 402530449024.

The square root of 420944035204 is 648802.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1099070397 + ... + 1099070779.

Almost surely, 2^420944035204 is an apocalyptic number.

420944035204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

420944035204 is the 648802-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 420944035204

420944035204 is an abundant number, since it is smaller than the sum of its proper divisors (524131620131).

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

420944035204 is an frugal number, since it uses more digits than its factorization.

420944035204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 420944035204 in words is "four hundred twenty billion, nine hundred forty-four million, thirty-five thousand, two hundred four".