28060622879 has 2 divisors, whose sum is σ = 28060622880. Its totient is φ = 28060622878.

The previous prime is 28060622867. The next prime is 28060622897. The reversal of 28060622879 is 97822606082.

Together with next prime (28060622897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28060622879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28060622839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14030311439 + 14030311440.

It is an arithmetic number, because the mean of its divisors is an integer number (14030311440).

Almost surely, 2^28060622879 is an apocalyptic number.

28060622879 is a deficient number, since it is larger than the sum of its proper divisors (1).

28060622879 is an equidigital number, since it uses as much as digits as its factorization.

28060622879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 28060622879 in words is "twenty-eight billion, sixty million, six hundred twenty-two thousand, eight hundred seventy-nine".