4440031431012 has 72 divisors (see below), whose sum is σ = 11812812744096. Its totient is φ = 1457920747008.

The previous prime is 4440031430999. The next prime is 4440031431107. The reversal of 4440031431012 is 2101341300444.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34023933 + ... + 34154180.

It is an arithmetic number, because the mean of its divisors is an integer number (164066843668).

Almost surely, 2^{4440031431012} is an apocalyptic number.

It is an amenable number.

4440031431012 is an abundant number, since it is smaller than the sum of its proper divisors (7372781313084).

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

4440031431012 is a wasteful number, since it uses less digits than its factorization.

4440031431012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68178199 (or 68178185 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 4440031431012 its reverse (2101341300444), we get a palindrome (6541372731456).

The spelling of 4440031431012 in words is "four trillion, four hundred forty billion, thirty-one million, four hundred thirty-one thousand, twelve".