28502774083099 has 2 divisors, whose sum is σ = 28502774083100. Its totient is φ = 28502774083098.

The previous prime is 28502774083073. The next prime is 28502774083109. The reversal of 28502774083099 is 99038047720582.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28502774083099 - 2⁵ = 28502774083067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28502774083099.

It is not a weakly prime, because it can be changed into another prime (28502774083039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14251387041549 + 14251387041550.

It is an arithmetic number, because the mean of its divisors is an integer number (14251387041550).

Almost surely, 2^{28502774083099} is an apocalyptic number.

28502774083099 is a deficient number, since it is larger than the sum of its proper divisors (1).

28502774083099 is an equidigital number, since it uses as much as digits as its factorization.

28502774083099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 28502774083099 in words is "twenty-eight trillion, five hundred two billion, seven hundred seventy-four million, eighty-three thousand, ninety-nine".