28814745607 has 2 divisors, whose sum is σ = 28814745608. Its totient is φ = 28814745606.

The previous prime is 28814745581. The next prime is 28814745653. The reversal of 28814745607 is 70654741882.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28814745607 is a prime.

It is a super-2 number, since 2×28814745607² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28814745307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14407372803 + 14407372804.

It is an arithmetic number, because the mean of its divisors is an integer number (14407372804).

Almost surely, 2^28814745607 is an apocalyptic number.

28814745607 is a deficient number, since it is larger than the sum of its proper divisors (1).

28814745607 is an equidigital number, since it uses as much as digits as its factorization.

28814745607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 28814745607 in words is "twenty-eight billion, eight hundred fourteen million, seven hundred forty-five thousand, six hundred seven".