85663283138 has 8 divisors (see below), whose sum is σ = 128514392832. Its totient is φ = 42825152196.

The previous prime is 85663283071. The next prime is 85663283149. The reversal of 85663283138 is 83138236658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 85663283138.

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, 3228170 + ... + 3254597.

It is an arithmetic number, because the mean of its divisors is an integer number (16064299104).

Almost surely, 2^85663283138 is an apocalyptic number.

85663283138 is a deficient number, since it is larger than the sum of its proper divisors (42851109694).

85663283138 is a wasteful number, since it uses less digits than its factorization.

85663283138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6489376.

The product of its digits is 4976640, while the sum is 53.

The spelling of 85663283138 in words is "eighty-five billion, six hundred sixty-three million, two hundred eighty-three thousand, one hundred thirty-eight".