42743814438 has 16 divisors (see below), whose sum is σ = 92063600496. Its totient is φ = 13151942880.

The previous prime is 42743814433. The next prime is 42743814439. The reversal of 42743814438 is 83441834724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42743814433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273998733 + ... + 273998888.

It is an arithmetic number, because the mean of its divisors is an integer number (5753975031).

Almost surely, 2^42743814438 is an apocalyptic number.

42743814438 is an abundant number, since it is smaller than the sum of its proper divisors (49319786058).

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

42743814438 is a wasteful number, since it uses less digits than its factorization.

42743814438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547997639.

The product of its digits is 2064384, while the sum is 48.

The spelling of 42743814438 in words is "forty-two billion, seven hundred forty-three million, eight hundred fourteen thousand, four hundred thirty-eight".