42985534703 has 4 divisors (see below), whose sum is σ = 43174898520. Its totient is φ = 42796170888.

The previous prime is 42985534687. The next prime is 42985534723. The reversal of 42985534703 is 30743558924.

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

It is a cyclic number.

It is not a de Polignac number, because 42985534703 - 2⁴ = 42985534687 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 (42985534723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94681568 + ... + 94682021.

It is an arithmetic number, because the mean of its divisors is an integer number (10793724630).

Almost surely, 2^42985534703 is an apocalyptic number.

42985534703 is a deficient number, since it is larger than the sum of its proper divisors (189363817).

42985534703 is a wasteful number, since it uses less digits than its factorization.

42985534703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189363816.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 42985534703 in words is "forty-two billion, nine hundred eighty-five million, five hundred thirty-four thousand, seven hundred three".