928047756817 has 2 divisors, whose sum is σ = 928047756818. Its totient is φ = 928047756816.

The previous prime is 928047756793. The next prime is 928047756827. The reversal of 928047756817 is 718657740829.

928047756817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 834270331456 + 93777425361 = 913384^2 + 306231^2 .

It is a cyclic number.

It is not a de Polignac number, because 928047756817 - 2⁷ = 928047756689 is a prime.

It is a super-2 number, since 2×928047756817² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (928047756827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464023878408 + 464023878409.

It is an arithmetic number, because the mean of its divisors is an integer number (464023878409).

Almost surely, 2^928047756817 is an apocalyptic number.

It is an amenable number.

928047756817 is a deficient number, since it is larger than the sum of its proper divisors (1).

928047756817 is an equidigital number, since it uses as much as digits as its factorization.

928047756817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47416320, while the sum is 64.

The spelling of 928047756817 in words is "nine hundred twenty-eight billion, forty-seven million, seven hundred fifty-six thousand, eight hundred seventeen".