8227807140677 has 2 divisors, whose sum is σ = 8227807140678. Its totient is φ = 8227807140676.

The previous prime is 8227807140667. The next prime is 8227807140743. The reversal of 8227807140677 is 7760417087228.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6217312850116 + 2010494290561 = 2493454^2 + 1417919^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8227807140677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8227807140667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4113903570338 + 4113903570339.

It is an arithmetic number, because the mean of its divisors is an integer number (4113903570339).

Almost surely, 2^{8227807140677} is an apocalyptic number.

It is an amenable number.

8227807140677 is a deficient number, since it is larger than the sum of its proper divisors (1).

8227807140677 is an equidigital number, since it uses as much as digits as its factorization.

8227807140677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14751744, while the sum is 59.

The spelling of 8227807140677 in words is "eight trillion, two hundred twenty-seven billion, eight hundred seven million, one hundred forty thousand, six hundred seventy-seven".