85715425274 has 8 divisors (see below), whose sum is σ = 130017780180. Its totient is φ = 42376165216.

The previous prime is 85715425267. The next prime is 85715425319. The reversal of 85715425274 is 47252451758.

It can be written as a sum of positive squares in 2 ways, for example, as 83488057249 + 2227368025 = 288943^2 + 47195^2 .

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, 240773489 + ... + 240773844.

Almost surely, 2^85715425274 is an apocalyptic number.

85715425274 is a deficient number, since it is larger than the sum of its proper divisors (44302354906).

85715425274 is a wasteful number, since it uses less digits than its factorization.

85715425274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481547424.

The product of its digits is 3136000, while the sum is 50.

The spelling of 85715425274 in words is "eighty-five billion, seven hundred fifteen million, four hundred twenty-five thousand, two hundred seventy-four".