43129743822 has 24 divisors (see below), whose sum is σ = 101943031320. Its totient is φ = 13069619280.

The previous prime is 43129743821. The next prime is 43129743847. The reversal of 43129743822 is 22834792134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43129743821) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 108913297 + ... + 108913692.

It is an arithmetic number, because the mean of its divisors is an integer number (4247626305).

Almost surely, 2^43129743822 is an apocalyptic number.

43129743822 is an abundant number, since it is smaller than the sum of its proper divisors (58813287498).

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

43129743822 is a wasteful number, since it uses less digits than its factorization.

43129743822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217827008 (or 217827005 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The spelling of 43129743822 in words is "forty-three billion, one hundred twenty-nine million, seven hundred forty-three thousand, eight hundred twenty-two".