76863844836867 has 16 divisors (see below), whose sum is σ = 111804101210880. Its totient is φ = 46583254600800.

The previous prime is 76863844836827. The next prime is 76863844836887.

76863844836867 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 76863844836867 - 2¹⁹ = 76863844312579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76863844836867.

It is not an unprimeable number, because it can be changed into a prime (76863844836827) 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 15 ways as a sum of consecutive naturals, for example, 20596567 + ... + 24040512.

It is an arithmetic number, because the mean of its divisors is an integer number (6987756325680).

Almost surely, 2^{76863844836867} is an apocalyptic number.

76863844836867 is a deficient number, since it is larger than the sum of its proper divisors (34940256374013).

76863844836867 is a wasteful number, since it uses less digits than its factorization.

76863844836867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44689274.

The product of its digits is 37456183296, while the sum is 84.

The spelling of 76863844836867 in words is "seventy-six trillion, eight hundred sixty-three billion, eight hundred forty-four million, eight hundred thirty-six thousand, eight hundred sixty-seven".