76865056867 has 4 divisors (see below), whose sum is σ = 77626097136. Its totient is φ = 76104016600.

The previous prime is 76865056843. The next prime is 76865056901.

76865056867 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 not a de Polignac number, because 76865056867 - 2⁷ = 76865056739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76865056799 and 76865056808.

It is not an unprimeable number, because it can be changed into a prime (76865056267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380519983 + ... + 380520184.

It is an arithmetic number, because the mean of its divisors is an integer number (19406524284).

Almost surely, 2^76865056867 is an apocalyptic number.

76865056867 is a deficient number, since it is larger than the sum of its proper divisors (761040269).

76865056867 is a wasteful number, since it uses less digits than its factorization.

76865056867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761040268.

The product of its (nonzero) digits is 101606400, while the sum is 64.

The spelling of 76865056867 in words is "seventy-six billion, eight hundred sixty-five million, fifty-six thousand, eight hundred sixty-seven".