8727779476079 has 24 divisors (see below), whose sum is σ = 9215533311600. Its totient is φ = 8264351462400.

The previous prime is 8727779476063. The next prime is 8727779476151. The reversal of 8727779476079 is 9706749777278.

It is not a de Polignac number, because 8727779476079 - 2⁴ = 8727779476063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8727779475994 and 8727779476012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8727779476579) 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 23 ways as a sum of consecutive naturals, for example, 605289932 + ... + 605304350.

It is an arithmetic number, because the mean of its divisors is an integer number (383980554650).

Almost surely, 2^{8727779476079} is an apocalyptic number.

8727779476079 is a deficient number, since it is larger than the sum of its proper divisors (487753835521).

8727779476079 is a wasteful number, since it uses less digits than its factorization.

8727779476079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25895 (or 25872 counting only the distinct ones).

The product of its (nonzero) digits is 3659354496, while the sum is 80.

The spelling of 8727779476079 in words is "eight trillion, seven hundred twenty-seven billion, seven hundred seventy-nine million, four hundred seventy-six thousand, seventy-nine".