42743893911 has 8 divisors (see below), whose sum is σ = 57025528560. Its totient is φ = 28479094272.

The previous prime is 42743893903. The next prime is 42743893967. The reversal of 42743893911 is 11939834724.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42743893911 - 2³ = 42743893903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42743893211) 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, 4202826 + ... + 4212983.

It is an arithmetic number, because the mean of its divisors is an integer number (7128191070).

Almost surely, 2^42743893911 is an apocalyptic number.

42743893911 is a deficient number, since it is larger than the sum of its proper divisors (14281634649).

42743893911 is a wasteful number, since it uses less digits than its factorization.

42743893911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8417505.

The product of its digits is 1306368, while the sum is 51.

The spelling of 42743893911 in words is "forty-two billion, seven hundred forty-three million, eight hundred ninety-three thousand, nine hundred eleven".