42043113997 has 8 divisors (see below), whose sum is σ = 42735612960. Its totient is φ = 41350720560.

The previous prime is 42043113989. The next prime is 42043114021. The reversal of 42043113997 is 79931134024.

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

It is a cyclic number.

It is not a de Polignac number, because 42043113997 - 2³ = 42043113989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42043113977) by changing a digit.

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, 1454754 + ... + 1483372.

It is an arithmetic number, because the mean of its divisors is an integer number (5341951620).

Almost surely, 2^42043113997 is an apocalyptic number.

It is an amenable number.

42043113997 is a deficient number, since it is larger than the sum of its proper divisors (692498963).

42043113997 is a wasteful number, since it uses less digits than its factorization.

42043113997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52763.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 42043113997 in words is "forty-two billion, forty-three million, one hundred thirteen thousand, nine hundred ninety-seven".