85612426274 has 4 divisors (see below), whose sum is σ = 128418639414. Its totient is φ = 42806213136.

The previous prime is 85612426271. The next prime is 85612426279. The reversal of 85612426274 is 47262421658.

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

It can be written as a sum of positive squares in only one way, i.e., 70604461225 + 15007965049 = 265715^2 + 122507^2 .

It is not an unprimeable number, because it can be changed into a prime (85612426271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21403106567 + ... + 21403106570.

Almost surely, 2^85612426274 is an apocalyptic number.

85612426274 is a deficient number, since it is larger than the sum of its proper divisors (42806213140).

85612426274 is a wasteful number, since it uses less digits than its factorization.

85612426274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42806213139.

The product of its digits is 1290240, while the sum is 47.

The spelling of 85612426274 in words is "eighty-five billion, six hundred twelve million, four hundred twenty-six thousand, two hundred seventy-four".