85614370157 has 4 divisors (see below), whose sum is σ = 90650509596. Its totient is φ = 80578230720.

The previous prime is 85614370147. The next prime is 85614370159. The reversal of 85614370157 is 75107341658.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24252144361 + 61362225796 = 155731^2 + 247714^2 .

It is a cyclic number.

It is not a de Polignac number, because 85614370157 - 2³⁴ = 68434500973 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 (85614370159) 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, 2518069694 + ... + 2518069727.

It is an arithmetic number, because the mean of its divisors is an integer number (22662627399).

Almost surely, 2^85614370157 is an apocalyptic number.

It is an amenable number.

85614370157 is a deficient number, since it is larger than the sum of its proper divisors (5036139439).

85614370157 is a wasteful number, since it uses less digits than its factorization.

85614370157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036139438.

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 85614370157 in words is "eighty-five billion, six hundred fourteen million, three hundred seventy thousand, one hundred fifty-seven".