7922686319 has 2 divisors, whose sum is σ = 7922686320. Its totient is φ = 7922686318.

The previous prime is 7922686249. The next prime is 7922686379. The reversal of 7922686319 is 9136862297.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7922686319 is a prime.

It is a super-2 number, since 2×7922686319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7922686379) 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, 3961343159 + 3961343160.

It is an arithmetic number, because the mean of its divisors is an integer number (3961343160).

Almost surely, 2^7922686319 is an apocalyptic number.

7922686319 is a deficient number, since it is larger than the sum of its proper divisors (1).

7922686319 is an equidigital number, since it uses as much as digits as its factorization.

7922686319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 53.

The square root of 7922686319 is about 89009.4731980816. The cubic root of 7922686319 is about 1993.5363262145.

The spelling of 7922686319 in words is "seven billion, nine hundred twenty-two million, six hundred eighty-six thousand, three hundred nineteen".