44140324312 has 32 divisors (see below), whose sum is σ = 94824709920. Its totient is φ = 18869621760.

The previous prime is 44140324301. The next prime is 44140324363. The reversal of 44140324312 is 21342304144.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent 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, 970489 + ... + 1014952.

It is an arithmetic number, because the mean of its divisors is an integer number (2963272185).

Almost surely, 2^44140324312 is an apocalyptic number.

It is an amenable number.

44140324312 is an abundant number, since it is smaller than the sum of its proper divisors (50684385608).

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

44140324312 is a wasteful number, since it uses less digits than its factorization.

44140324312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985851 (or 1985847 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 44140324312 its reverse (21342304144), we get a palindrome (65482628456).

The spelling of 44140324312 in words is "forty-four billion, one hundred forty million, three hundred twenty-four thousand, three hundred twelve".