86235185434 has 16 divisors (see below), whose sum is σ = 129476619720. Its totient is φ = 43076335680.

The previous prime is 86235185431. The next prime is 86235185437. The reversal of 86235185434 is 43458153268.

It is an interprime number because it is at equal distance from previous prime (86235185431) and next prime (86235185437).

It can be written as a sum of positive squares in 4 ways, for example, as 85781623225 + 453562209 = 292885^2 + 21297^2 .

It is not an unprimeable number, because it can be changed into a prime (86235185431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13841032 + ... + 13847260.

Almost surely, 2^86235185434 is an apocalyptic number.

86235185434 is a deficient number, since it is larger than the sum of its proper divisors (43241434286).

86235185434 is a wasteful number, since it uses less digits than its factorization.

86235185434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11745.

The product of its digits is 2764800, while the sum is 49.

The spelling of 86235185434 in words is "eighty-six billion, two hundred thirty-five million, one hundred eighty-five thousand, four hundred thirty-four".