28374493027 has 2 divisors, whose sum is σ = 28374493028. Its totient is φ = 28374493026.

The previous prime is 28374493013. The next prime is 28374493057. The reversal of 28374493027 is 72039447382.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28374493027 - 2¹⁵ = 28374460259 is a prime.

It is a super-2 number, since 2×28374493027² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28374493057) 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, 14187246513 + 14187246514.

It is an arithmetic number, because the mean of its divisors is an integer number (14187246514).

Almost surely, 2^28374493027 is an apocalyptic number.

28374493027 is a deficient number, since it is larger than the sum of its proper divisors (1).

28374493027 is an equidigital number, since it uses as much as digits as its factorization.

28374493027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 28374493027 in words is "twenty-eight billion, three hundred seventy-four million, four hundred ninety-three thousand, twenty-seven".