43344678312 has 128 divisors (see below), whose sum is σ = 130811990400. Its totient is φ = 13218702336.

The previous prime is 43344678287. The next prime is 43344678343. The reversal of 43344678312 is 21387644334.

It is a super-2 number, since 2×43344678312² (a number of 22 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 249003 + ... + 385605.

It is an arithmetic number, because the mean of its divisors is an integer number (1021968675).

Almost surely, 2^43344678312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43344678312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65405995200).

43344678312 is an abundant number, since it is smaller than the sum of its proper divisors (87467312088).

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

43344678312 is a wasteful number, since it uses less digits than its factorization.

43344678312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136744 (or 136734 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The spelling of 43344678312 in words is "forty-three billion, three hundred forty-four million, six hundred seventy-eight thousand, three hundred twelve".