85168341772 has 12 divisors (see below), whose sum is σ = 149157605520. Its totient is φ = 42551883056.

The previous prime is 85168341767. The next prime is 85168341823. The reversal of 85168341772 is 27714386158.

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, 8066023 + ... + 8076574.

It is an arithmetic number, because the mean of its divisors is an integer number (12429800460).

Almost surely, 2^85168341772 is an apocalyptic number.

It is an amenable number.

85168341772 is a deficient number, since it is larger than the sum of its proper divisors (63989263748).

85168341772 is a wasteful number, since it uses less digits than its factorization.

85168341772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16143920 (or 16143918 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 52.

The spelling of 85168341772 in words is "eighty-five billion, one hundred sixty-eight million, three hundred forty-one thousand, seven hundred seventy-two".