40431112000 has 56 divisors (see below), whose sum is σ = 100127668680. Its totient is φ = 16172441600.

The previous prime is 40431111991. The next prime is 40431112021. The reversal of 40431112000 is 21113404.

It can be written as a sum of positive squares in 4 ways, for example, as 165071104 + 40266040896 = 12848^2 + 200664^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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 7 ways as a sum of consecutive naturals, for example, 2518945 + ... + 2534944.

Almost surely, 2^40431112000 is an apocalyptic number.

40431112000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40431112000 is an abundant number, since it is smaller than the sum of its proper divisors (59696556680).

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

40431112000 is an equidigital number, since it uses as much as digits as its factorization.

40431112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5053916 (or 5053896 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 40431112000 its reverse (21113404), we get a palindrome (40452225404).

The spelling of 40431112000 in words is "forty billion, four hundred thirty-one million, one hundred twelve thousand".