76858885867 has 4 divisors (see below), whose sum is σ = 76861365696. Its totient is φ = 76856406040.

The previous prime is 76858885813. The next prime is 76858885877.

76858885867 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76858885867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76858885793 and 76858885802.

It is not an unprimeable number, because it can be changed into a prime (76858885877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1192828 + ... + 1255609.

It is an arithmetic number, because the mean of its divisors is an integer number (19215341424).

Almost surely, 2^76858885867 is an apocalyptic number.

76858885867 is a deficient number, since it is larger than the sum of its proper divisors (2479829).

76858885867 is a wasteful number, since it uses less digits than its factorization.

76858885867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2479828.

The product of its digits is 1445068800, while the sum is 76.

The spelling of 76858885867 in words is "seventy-six billion, eight hundred fifty-eight million, eight hundred eighty-five thousand, eight hundred sixty-seven".