85526733666 has 16 divisors (see below), whose sum is σ = 186603782688. Its totient is φ = 25917192000.

The previous prime is 85526733601. The next prime is 85526733707. The reversal of 85526733666 is 66633762558.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647929735 + ... + 647929866.

It is an arithmetic number, because the mean of its divisors is an integer number (11662736418).

Almost surely, 2^85526733666 is an apocalyptic number.

85526733666 is an abundant number, since it is smaller than the sum of its proper divisors (101077049022).

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

85526733666 is a wasteful number, since it uses less digits than its factorization.

85526733666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295859617.

The product of its digits is 32659200, while the sum is 57.

The spelling of 85526733666 in words is "eighty-five billion, five hundred twenty-six million, seven hundred thirty-three thousand, six hundred sixty-six".