85526733665 has 16 divisors (see below), whose sum is σ = 108173620800. Its totient is φ = 64736350272.

The previous prime is 85526733601. The next prime is 85526733707. The reversal of 85526733665 is 56633762558.

It is a cyclic number.

It is not a de Polignac number, because 85526733665 - 2⁶ = 85526733601 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85526733665.

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 15 ways as a sum of consecutive naturals, for example, 508895 + ... + 655764.

It is an arithmetic number, because the mean of its divisors is an integer number (6760851300).

Almost surely, 2^85526733665 is an apocalyptic number.

It is an amenable number.

85526733665 is a deficient number, since it is larger than the sum of its proper divisors (22646887135).

85526733665 is a wasteful number, since it uses less digits than its factorization.

85526733665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165456.

The product of its digits is 27216000, while the sum is 56.

The spelling of 85526733665 in words is "eighty-five billion, five hundred twenty-six million, seven hundred thirty-three thousand, six hundred sixty-five".