28360532777539 has 2 divisors, whose sum is σ = 28360532777540. Its totient is φ = 28360532777538.

The previous prime is 28360532777483. The next prime is 28360532777543. The reversal of 28360532777539 is 93577723506382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28360532777539 - 2²⁵ = 28360499223107 is a prime.

It is not a weakly prime, because it can be changed into another prime (28360532777939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14180266388769 + 14180266388770.

It is an arithmetic number, because the mean of its divisors is an integer number (14180266388770).

Almost surely, 2^{28360532777539} is an apocalyptic number.

28360532777539 is a deficient number, since it is larger than the sum of its proper divisors (1).

28360532777539 is an equidigital number, since it uses as much as digits as its factorization.

28360532777539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400075200, while the sum is 67.

The spelling of 28360532777539 in words is "twenty-eight trillion, three hundred sixty billion, five hundred thirty-two million, seven hundred seventy-seven thousand, five hundred thirty-nine".