159273942434 has 8 divisors (see below), whose sum is σ = 238931728428. Its totient is φ = 79630032960.

The previous prime is 159273942433. The next prime is 159273942449. The reversal of 159273942434 is 434249372951.

It can be written as a sum of positive squares in 2 ways, for example, as 141152744209 + 18121198225 = 375703^2 + 134615^2 .

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

It is not an unprimeable number, because it can be changed into a prime (159273942433) 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, 3440387 + ... + 3486374.

Almost surely, 2^159273942434 is an apocalyptic number.

159273942434 is a deficient number, since it is larger than the sum of its proper divisors (79657785994).

159273942434 is a wasteful number, since it uses less digits than its factorization.

159273942434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6938260.

The product of its digits is 6531840, while the sum is 53.

The spelling of 159273942434 in words is "one hundred fifty-nine billion, two hundred seventy-three million, nine hundred forty-two thousand, four hundred thirty-four".