853906710179 has 4 divisors (see below), whose sum is σ = 854393823576. Its totient is φ = 853419596784.

The previous prime is 853906710161. The next prime is 853906710229. The reversal of 853906710179 is 971017609358.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 971017609358 = 2 ⋅485508804679.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-853906710179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (853906710079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243554069 + ... + 243557574.

It is an arithmetic number, because the mean of its divisors is an integer number (213598455894).

Almost surely, 2^853906710179 is an apocalyptic number.

853906710179 is a deficient number, since it is larger than the sum of its proper divisors (487113397).

853906710179 is a wasteful number, since it uses less digits than its factorization.

853906710179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487113396.

The product of its (nonzero) digits is 2857680, while the sum is 56.

The spelling of 853906710179 in words is "eight hundred fifty-three billion, nine hundred six million, seven hundred ten thousand, one hundred seventy-nine".