85399159234 has 8 divisors (see below), whose sum is σ = 128220857100. Its totient is φ = 42658873536.

The previous prime is 85399159193. The next prime is 85399159271. The reversal of 85399159234 is 43295199358.

It can be written as a sum of positive squares in 2 ways, for example, as 85203858609 + 195300625 = 291897^2 + 13975^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20350419 + ... + 20354614.

Almost surely, 2^85399159234 is an apocalyptic number.

85399159234 is a deficient number, since it is larger than the sum of its proper divisors (42821697866).

85399159234 is a wasteful number, since it uses less digits than its factorization.

85399159234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40706084.

The product of its digits is 10497600, while the sum is 58.

The spelling of 85399159234 in words is "eighty-five billion, three hundred ninety-nine million, one hundred fifty-nine thousand, two hundred thirty-four".