28614894655583 has 2 divisors, whose sum is σ = 28614894655584. Its totient is φ = 28614894655582.

The previous prime is 28614894655577. The next prime is 28614894655601. The reversal of 28614894655583 is 38555649841682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28614894655583 - 2⁸ = 28614894655327 is a prime.

It is a super-2 number, since 2×28614894655583² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28614894655583.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28614894655513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14307447327791 + 14307447327792.

It is an arithmetic number, because the mean of its divisors is an integer number (14307447327792).

Almost surely, 2^{28614894655583} is an apocalyptic number.

28614894655583 is a deficient number, since it is larger than the sum of its proper divisors (1).

28614894655583 is an equidigital number, since it uses as much as digits as its factorization.

28614894655583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656000, while the sum is 74.

The spelling of 28614894655583 in words is "twenty-eight trillion, six hundred fourteen billion, eight hundred ninety-four million, six hundred fifty-five thousand, five hundred eighty-three".