28358477485313 has 2 divisors, whose sum is σ = 28358477485314. Its totient is φ = 28358477485312.

The previous prime is 28358477485231. The next prime is 28358477485427. The reversal of 28358477485313 is 31358477485382.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27467535938704 + 890941546609 = 5240948^2 + 943897^2 .

It is a cyclic number.

It is not a de Polignac number, because 28358477485313 - 2⁴² = 23960430974209 is a prime.

It is not a weakly prime, because it can be changed into another prime (28358477485813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14179238742656 + 14179238742657.

It is an arithmetic number, because the mean of its divisors is an integer number (14179238742657).

Almost surely, 2^{28358477485313} is an apocalyptic number.

It is an amenable number.

28358477485313 is a deficient number, since it is larger than the sum of its proper divisors (1).

28358477485313 is an equidigital number, since it uses as much as digits as its factorization.

28358477485313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 541900800, while the sum is 68.

The spelling of 28358477485313 in words is "twenty-eight trillion, three hundred fifty-eight billion, four hundred seventy-seven million, four hundred eighty-five thousand, three hundred thirteen".