76286677691 has 4 divisors (see below), whose sum is σ = 87184774512. Its totient is φ = 65388580872.

The previous prime is 76286677673. The next prime is 76286677721. The reversal of 76286677691 is 19677668267.

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 76286677691 - 2²⁶ = 76219568827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76286679691) 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, 5449048400 + ... + 5449048413.

It is an arithmetic number, because the mean of its divisors is an integer number (21796193628).

Almost surely, 2^76286677691 is an apocalyptic number.

76286677691 is a deficient number, since it is larger than the sum of its proper divisors (10898096821).

76286677691 is a wasteful number, since it uses less digits than its factorization.

76286677691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10898096820.

The product of its digits is 64012032, while the sum is 65.

The spelling of 76286677691 in words is "seventy-six billion, two hundred eighty-six million, six hundred seventy-seven thousand, six hundred ninety-one".