420404810232 has 64 divisors (see below), whose sum is σ = 1150293513600. Its totient is φ = 126980403840.

The previous prime is 420404810209. The next prime is 420404810233. The reversal of 420404810232 is 232018404024.

It is a self number, because there is not a number n which added to its sum of digits gives 420404810232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420404810233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2512507 + ... + 2674602.

It is an arithmetic number, because the mean of its divisors is an integer number (17973336150).

Almost surely, 2^420404810232 is an apocalyptic number.

It is an amenable number.

420404810232 is an abundant number, since it is smaller than the sum of its proper divisors (729888703368).

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

420404810232 is a wasteful number, since it uses less digits than its factorization.

420404810232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5187436 (or 5187432 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The spelling of 420404810232 in words is "four hundred twenty billion, four hundred four million, eight hundred ten thousand, two hundred thirty-two".