42043113998 has 4 divisors (see below), whose sum is σ = 63064671000. Its totient is φ = 21021556998.

The previous prime is 42043113989. The next prime is 42043114021. The reversal of 42043113998 is 89931134024.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 10510778498 + ... + 10510778501.

It is an arithmetic number, because the mean of its divisors is an integer number (15766167750).

Almost surely, 2^42043113998 is an apocalyptic number.

42043113998 is a deficient number, since it is larger than the sum of its proper divisors (21021557002).

42043113998 is a wasteful number, since it uses less digits than its factorization.

42043113998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21021557001.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 42043113998 in words is "forty-two billion, forty-three million, one hundred thirteen thousand, nine hundred ninety-eight".