44431145012 has 12 divisors (see below), whose sum is σ = 77780766336. Its totient is φ = 22208068920.

The previous prime is 44431144997. The next prime is 44431145041. The reversal of 44431145012 is 21054113444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1862564 + ... + 1886267.

It is an arithmetic number, because the mean of its divisors is an integer number (6481730528).

Almost surely, 2^44431145012 is an apocalyptic number.

It is an amenable number.

44431145012 is a deficient number, since it is larger than the sum of its proper divisors (33349621324).

44431145012 is a wasteful number, since it uses less digits than its factorization.

44431145012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3751798 (or 3751796 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 44431145012 its reverse (21054113444), we get a palindrome (65485258456).

The spelling of 44431145012 in words is "forty-four billion, four hundred thirty-one million, one hundred forty-five thousand, twelve".