420900310832 has 40 divisors (see below), whose sum is σ = 833293308672. Its totient is φ = 205902132800.

The previous prime is 420900310823. The next prime is 420900310843. The reversal of 420900310832 is 238013009024.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1265348 + ... + 1562979.

Almost surely, 2^420900310832 is an apocalyptic number.

It is an amenable number.

420900310832 is a deficient number, since it is larger than the sum of its proper divisors (412392997840).

420900310832 is a wasteful number, since it uses less digits than its factorization.

420900310832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828537 (or 2828531 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 420900310832 its reverse (238013009024), we get a palindrome (658913319856).

The spelling of 420900310832 in words is "four hundred twenty billion, nine hundred million, three hundred ten thousand, eight hundred thirty-two".