28365312607 has 2 divisors, whose sum is σ = 28365312608. Its totient is φ = 28365312606.

The previous prime is 28365312559. The next prime is 28365312637. The reversal of 28365312607 is 70621356382.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28365312607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28365312637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14182656303 + 14182656304.

It is an arithmetic number, because the mean of its divisors is an integer number (14182656304).

Almost surely, 2^28365312607 is an apocalyptic number.

28365312607 is a deficient number, since it is larger than the sum of its proper divisors (1).

28365312607 is an equidigital number, since it uses as much as digits as its factorization.

28365312607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 43.

Adding to 28365312607 its reverse (70621356382), we get a palindrome (98986668989).

The spelling of 28365312607 in words is "twenty-eight billion, three hundred sixty-five million, three hundred twelve thousand, six hundred seven".