85572527642 has 32 divisors (see below), whose sum is σ = 149580497664. Its totient is φ = 35956627200.

The previous prime is 85572527639. The next prime is 85572527653. The reversal of 85572527642 is 24672527558.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104498 + ... + 426690.

It is an arithmetic number, because the mean of its divisors is an integer number (4674390552).

Almost surely, 2^85572527642 is an apocalyptic number.

85572527642 is a deficient number, since it is larger than the sum of its proper divisors (64007970022).

85572527642 is a wasteful number, since it uses less digits than its factorization.

85572527642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322574.

The product of its digits is 9408000, while the sum is 53.

The spelling of 85572527642 in words is "eighty-five billion, five hundred seventy-two million, five hundred twenty-seven thousand, six hundred forty-two".