421830425272 has 16 divisors (see below), whose sum is σ = 790945414560. Its totient is φ = 210911648064.

The previous prime is 421830425249. The next prime is 421830425273. The reversal of 421830425272 is 272524038124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421830425273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96108 + ... + 923524.

It is an arithmetic number, because the mean of its divisors is an integer number (49434088410).

Almost surely, 2^421830425272 is an apocalyptic number.

It is an amenable number.

421830425272 is a deficient number, since it is larger than the sum of its proper divisors (369114989288).

421830425272 is a wasteful number, since it uses less digits than its factorization.

421830425272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891150 (or 891146 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 40.

The spelling of 421830425272 in words is "four hundred twenty-one billion, eight hundred thirty million, four hundred twenty-five thousand, two hundred seventy-two".