85653880912 has 10 divisors (see below), whose sum is σ = 165954394298. Its totient is φ = 42826940448.

The previous prime is 85653880891. The next prime is 85653880937. The reversal of 85653880912 is 21908835658.

It can be written as a sum of positive squares in only one way, i.e., 79116188176 + 6537692736 = 281276^2 + 80856^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2676683763 + ... + 2676683794.

Almost surely, 2^85653880912 is an apocalyptic number.

It is an amenable number.

85653880912 is a deficient number, since it is larger than the sum of its proper divisors (80300513386).

85653880912 is a wasteful number, since it uses less digits than its factorization.

85653880912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5353367565 (or 5353367559 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 85653880912 in words is "eighty-five billion, six hundred fifty-three million, eight hundred eighty thousand, nine hundred twelve".