420325616472 has 32 divisors (see below), whose sum is σ = 1050906193200. Its totient is φ = 140096251904.

The previous prime is 420325616429. The next prime is 420325616479. The reversal of 420325616472 is 274616523024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420325616479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486453 + ... + 1037924.

Almost surely, 2^420325616472 is an apocalyptic number.

It is an amenable number.

420325616472 is an abundant number, since it is smaller than the sum of its proper divisors (630580576728).

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

420325616472 is a wasteful number, since it uses less digits than its factorization.

420325616472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535875 (or 1535871 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 420325616472 in words is "four hundred twenty billion, three hundred twenty-five million, six hundred sixteen thousand, four hundred seventy-two".