28423086311 has 2 divisors, whose sum is σ = 28423086312. Its totient is φ = 28423086310.

The previous prime is 28423086259. The next prime is 28423086353. The reversal of 28423086311 is 11368032482.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28423086311 - 2⁶ = 28423086247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28423086371) 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, 14211543155 + 14211543156.

It is an arithmetic number, because the mean of its divisors is an integer number (14211543156).

Almost surely, 2^28423086311 is an apocalyptic number.

28423086311 is a deficient number, since it is larger than the sum of its proper divisors (1).

28423086311 is an equidigital number, since it uses as much as digits as its factorization.

28423086311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 28423086311 in words is "twenty-eight billion, four hundred twenty-three million, eighty-six thousand, three hundred eleven".