28362277871 has 2 divisors, whose sum is σ = 28362277872. Its totient is φ = 28362277870.

The previous prime is 28362277841. The next prime is 28362277877. The reversal of 28362277871 is 17877226382.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28362277871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28362277877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14181138935 + 14181138936.

It is an arithmetic number, because the mean of its divisors is an integer number (14181138936).

Almost surely, 2^28362277871 is an apocalyptic number.

28362277871 is a deficient number, since it is larger than the sum of its proper divisors (1).

28362277871 is an equidigital number, since it uses as much as digits as its factorization.

28362277871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3161088, while the sum is 53.

The spelling of 28362277871 in words is "twenty-eight billion, three hundred sixty-two million, two hundred seventy-seven thousand, eight hundred seventy-one".