76807666670867 has 4 divisors (see below), whose sum is σ = 83790181822776. Its totient is φ = 69825151518960.

The previous prime is 76807666670851. The next prime is 76807666670909.

76807666670867 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 76807666670867 - 2⁴ = 76807666670851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76807666670791 and 76807666670800.

It is not an unprimeable number, because it can be changed into a prime (76807666679867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3491257575938 + ... + 3491257575959.

It is an arithmetic number, because the mean of its divisors is an integer number (20947545455694).

Almost surely, 2^{76807666670867} is an apocalyptic number.

76807666670867 is a deficient number, since it is larger than the sum of its proper divisors (6982515151909).

76807666670867 is a wasteful number, since it uses less digits than its factorization.

76807666670867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6982515151908.

The product of its (nonzero) digits is 7169347584, while the sum is 80.

The spelling of 76807666670867 in words is "seventy-six trillion, eight hundred seven billion, six hundred sixty-six million, six hundred seventy thousand, eight hundred sixty-seven".