43442255442 has 16 divisors (see below), whose sum is σ = 88308847872. Its totient is φ = 14243362320.

The previous prime is 43442255431. The next prime is 43442255471. The reversal of 43442255442 is 24455224434.

It is a self number, because there is not a number n which added to its sum of digits gives 43442255442.

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 7 ways as a sum of consecutive naturals, for example, 59346978 + ... + 59347709.

It is an arithmetic number, because the mean of its divisors is an integer number (5519302992).

Almost surely, 2^43442255442 is an apocalyptic number.

43442255442 is an abundant number, since it is smaller than the sum of its proper divisors (44866592430).

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

43442255442 is a wasteful number, since it uses less digits than its factorization.

43442255442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118694753.

The product of its digits is 614400, while the sum is 39.

Adding to 43442255442 its reverse (24455224434), we get a palindrome (67897479876).

The spelling of 43442255442 in words is "forty-three billion, four hundred forty-two million, two hundred fifty-five thousand, four hundred forty-two".