28331549627 has 2 divisors, whose sum is σ = 28331549628. Its totient is φ = 28331549626.

The previous prime is 28331549551. The next prime is 28331549633. The reversal of 28331549627 is 72694513382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28331549627 - 2⁸ = 28331549371 is a prime.

It is not a weakly prime, because it can be changed into another prime (28331549657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14165774813 + 14165774814.

It is an arithmetic number, because the mean of its divisors is an integer number (14165774814).

Almost surely, 2^28331549627 is an apocalyptic number.

28331549627 is a deficient number, since it is larger than the sum of its proper divisors (1).

28331549627 is an equidigital number, since it uses as much as digits as its factorization.

28331549627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 28331549627 in words is "twenty-eight billion, three hundred thirty-one million, five hundred forty-nine thousand, six hundred twenty-seven".