8078268671 has 6 divisors (see below), whose sum is σ = 8879419416. Its totient is φ = 7343880500.

The previous prime is 8078268661. The next prime is 8078268721. The reversal of 8078268671 is 1768628708.

It is a happy number.

It is not a de Polignac number, because 8078268671 - 2¹⁰ = 8078267647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8078268631) 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 5 ways as a sum of consecutive naturals, for example, 33381155 + ... + 33381396.

It is an arithmetic number, because the mean of its divisors is an integer number (1479903236).

Almost surely, 2^8078268671 is an apocalyptic number.

8078268671 is a deficient number, since it is larger than the sum of its proper divisors (801150745).

8078268671 is a wasteful number, since it uses less digits than its factorization.

8078268671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66762573 (or 66762562 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 53.

The square root of 8078268671 is about 89879.1893098731. The cubic root of 8078268671 is about 2006.5012333341.

The spelling of 8078268671 in words is "eight billion, seventy-eight million, two hundred sixty-eight thousand, six hundred seventy-one".