43122431982 has 32 divisors (see below), whose sum is σ = 104363534592. Its totient is φ = 11595947904.

The previous prime is 43122431969. The next prime is 43122432071. The reversal of 43122431982 is 28913422134.

It is a self number, because there is not a number n which added to its sum of digits gives 43122431982.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 30197068 + ... + 30198495.

It is an arithmetic number, because the mean of its divisors is an integer number (3261360456).

Almost surely, 2^43122431982 is an apocalyptic number.

43122431982 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

43122431982 is an abundant number, since it is smaller than the sum of its proper divisors (61241102610).

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

43122431982 is a wasteful number, since it uses less digits than its factorization.

43122431982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60395592.

The product of its digits is 82944, while the sum is 39.

The spelling of 43122431982 in words is "forty-three billion, one hundred twenty-two million, four hundred thirty-one thousand, nine hundred eighty-two".