28828717627 has 2 divisors, whose sum is σ = 28828717628. Its totient is φ = 28828717626.

The previous prime is 28828717609. The next prime is 28828717649. The reversal of 28828717627 is 72671782882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28828717627 - 2²³ = 28820329019 is a prime.

It is a super-2 number, since 2×28828717627² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28828717607) 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, 14414358813 + 14414358814.

It is an arithmetic number, because the mean of its divisors is an integer number (14414358814).

Almost surely, 2^28828717627 is an apocalyptic number.

28828717627 is a deficient number, since it is larger than the sum of its proper divisors (1).

28828717627 is an equidigital number, since it uses as much as digits as its factorization.

28828717627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8429568, while the sum is 58.

The spelling of 28828717627 in words is "twenty-eight billion, eight hundred twenty-eight million, seven hundred seventeen thousand, six hundred twenty-seven".