86763878363 has 4 divisors (see below), whose sum is σ = 86765285880. Its totient is φ = 86762470848.

The previous prime is 86763878329. The next prime is 86763878389. The reversal of 86763878363 is 36387836768.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86763878363 - 2²⁰ = 86762829787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86763878363.

It is not an unprimeable number, because it can be changed into a prime (86763878393) 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, 606845 + ... + 736062.

It is an arithmetic number, because the mean of its divisors is an integer number (21691321470).

Almost surely, 2^86763878363 is an apocalyptic number.

86763878363 is a deficient number, since it is larger than the sum of its proper divisors (1407517).

86763878363 is a wasteful number, since it uses less digits than its factorization.

86763878363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407516.

The product of its digits is 146313216, while the sum is 65.

The spelling of 86763878363 in words is "eighty-six billion, seven hundred sixty-three million, eight hundred seventy-eight thousand, three hundred sixty-three".