85655724266 has 16 divisors (see below), whose sum is σ = 154566720960. Its totient is φ = 34777512000.

The previous prime is 85655724257. The next prime is 85655724277. The reversal of 85655724266 is 66242755658.

It is a happy number.

85655724266 is nontrivially palindromic in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161006735 + ... + 161007266.

It is an arithmetic number, because the mean of its divisors is an integer number (9660420060).

Almost surely, 2^85655724266 is an apocalyptic number.

85655724266 is a deficient number, since it is larger than the sum of its proper divisors (68910996694).

85655724266 is a wasteful number, since it uses less digits than its factorization.

85655724266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322014029.

The product of its digits is 24192000, while the sum is 56.

The spelling of 85655724266 in words is "eighty-five billion, six hundred fifty-five million, seven hundred twenty-four thousand, two hundred sixty-six".