85542341672 has 8 divisors (see below), whose sum is σ = 160391890650. Its totient is φ = 42771170832.

The previous prime is 85542341663. The next prime is 85542341693. The reversal of 85542341672 is 27614324558.

It can be written as a sum of positive squares in only one way, i.e., 75463386436 + 10078955236 = 274706^2 + 100394^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 5346396347 + ... + 5346396362.

Almost surely, 2^85542341672 is an apocalyptic number.

It is an amenable number.

85542341672 is a deficient number, since it is larger than the sum of its proper divisors (74849548978).

85542341672 is a wasteful number, since it uses less digits than its factorization.

85542341672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10692792715 (or 10692792711 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

The spelling of 85542341672 in words is "eighty-five billion, five hundred forty-two million, three hundred forty-one thousand, six hundred seventy-two".