159745354642 has 16 divisors (see below), whose sum is σ = 245528704512. Its totient is φ = 77903506080.

The previous prime is 159745354627. The next prime is 159745354661. The reversal of 159745354642 is 246453547951.

159745354642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44263 + ... + 566965.

It is an arithmetic number, because the mean of its divisors is an integer number (15345544032).

Almost surely, 2^159745354642 is an apocalyptic number.

159745354642 is a deficient number, since it is larger than the sum of its proper divisors (85783349870).

159745354642 is a wasteful number, since it uses less digits than its factorization.

159745354642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526473.

The product of its digits is 18144000, while the sum is 55.

The spelling of 159745354642 in words is "one hundred fifty-nine billion, seven hundred forty-five million, three hundred fifty-four thousand, six hundred forty-two".