85516622274 has 8 divisors (see below), whose sum is σ = 171033244560. Its totient is φ = 28505540756.

The previous prime is 85516622239. The next prime is 85516622291. The reversal of 85516622274 is 47222661558.

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

85516622274 is an admirable number.

It is a Curzon number.

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, 7126385184 + ... + 7126385195.

It is an arithmetic number, because the mean of its divisors is an integer number (21379155570).

Almost surely, 2^85516622274 is an apocalyptic number.

85516622274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85516622274 is a wasteful number, since it uses less digits than its factorization.

85516622274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14252770384.

The product of its digits is 1612800, while the sum is 48.

The spelling of 85516622274 in words is "eighty-five billion, five hundred sixteen million, six hundred twenty-two thousand, two hundred seventy-four".