928338424681 has 2 divisors, whose sum is σ = 928338424682. Its totient is φ = 928338424680.

The previous prime is 928338424579. The next prime is 928338424687. The reversal of 928338424681 is 186424833829.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 834922615081 + 93415809600 = 913741^2 + 305640^2 .

It is a cyclic number.

It is not a de Polignac number, because 928338424681 - 2¹¹ = 928338422633 is a prime.

It is a super-2 number, since 2×928338424681² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (928338424687) 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, 464169212340 + 464169212341.

It is an arithmetic number, because the mean of its divisors is an integer number (464169212341).

Almost surely, 2^928338424681 is an apocalyptic number.

It is an amenable number.

928338424681 is a deficient number, since it is larger than the sum of its proper divisors (1).

928338424681 is an equidigital number, since it uses as much as digits as its factorization.

928338424681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15925248, while the sum is 58.

The spelling of 928338424681 in words is "nine hundred twenty-eight billion, three hundred thirty-eight million, four hundred twenty-four thousand, six hundred eighty-one".