32031000400 has 60 divisors (see below), whose sum is σ = 87947983072. Its totient is φ = 10982056320.

The previous prime is 32031000383. The next prime is 32031000473. The reversal of 32031000400 is 400013023.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5717022 + ... + 5722621.

Almost surely, 2^32031000400 is an apocalyptic number.

It is an amenable number.

32031000400 is an abundant number, since it is smaller than the sum of its proper divisors (55916982672).

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

32031000400 is a wasteful number, since it uses less digits than its factorization.

32031000400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11439668 (or 11439657 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 32031000400 its reverse (400013023), we get a palindrome (32431013423).

The spelling of 32031000400 in words is "thirty-two billion, thirty-one million, four hundred", and thus it is an aban number.