85540169324 has 6 divisors (see below), whose sum is σ = 149695296324. Its totient is φ = 42770084660.

The previous prime is 85540169263. The next prime is 85540169347. The reversal of 85540169324 is 42396104558.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10692521162 + ... + 10692521169.

It is an arithmetic number, because the mean of its divisors is an integer number (24949216054).

Almost surely, 2^85540169324 is an apocalyptic number.

It is an amenable number.

85540169324 is a deficient number, since it is larger than the sum of its proper divisors (64155127000).

85540169324 is a wasteful number, since it uses less digits than its factorization.

85540169324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21385042335 (or 21385042333 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 85540169324 in words is "eighty-five billion, five hundred forty million, one hundred sixty-nine thousand, three hundred twenty-four".