77286068277 has 16 divisors (see below), whose sum is σ = 113345163840. Its totient is φ = 46840038960.

The previous prime is 77286068201. The next prime is 77286068323.

It is a happy number.

77286068277 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 77286068277 - 2¹⁴ = 77286051893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77286068277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77286061277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9673702 + ... + 9681687.

It is an arithmetic number, because the mean of its divisors is an integer number (7084072740).

Almost surely, 2^77286068277 is an apocalyptic number.

It is an amenable number.

77286068277 is a deficient number, since it is larger than the sum of its proper divisors (36059095563).

77286068277 is a wasteful number, since it uses less digits than its factorization.

77286068277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19355425 (or 19355403 counting only the distinct ones).

The product of its (nonzero) digits is 22127616, while the sum is 60.

The spelling of 77286068277 in words is "seventy-seven billion, two hundred eighty-six million, sixty-eight thousand, two hundred seventy-seven".