28339576012639 has 2 divisors, whose sum is σ = 28339576012640. Its totient is φ = 28339576012638.

The previous prime is 28339576012597. The next prime is 28339576012801. The reversal of 28339576012639 is 93621067593382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28339576012639 - 2¹⁹ = 28339575488351 is a prime.

It is a super-2 number, since 2×28339576012639² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28339576082639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14169788006319 + 14169788006320.

It is an arithmetic number, because the mean of its divisors is an integer number (14169788006320).

Almost surely, 2^{28339576012639} is an apocalyptic number.

28339576012639 is a deficient number, since it is larger than the sum of its proper divisors (1).

28339576012639 is an equidigital number, since it uses as much as digits as its factorization.

28339576012639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88179840, while the sum is 64.

The spelling of 28339576012639 in words is "twenty-eight trillion, three hundred thirty-nine billion, five hundred seventy-six million, twelve thousand, six hundred thirty-nine".