7669978484419 has 2 divisors, whose sum is σ = 7669978484420. Its totient is φ = 7669978484418.

The previous prime is 7669978484393. The next prime is 7669978484449. The reversal of 7669978484419 is 9144848799667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7669978484419 - 2¹⁷ = 7669978353347 is a prime.

It is a super-2 number, since 2×7669978484419² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7669978484449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3834989242209 + 3834989242210.

It is an arithmetic number, because the mean of its divisors is an integer number (3834989242210).

Almost surely, 2^{7669978484419} is an apocalyptic number.

7669978484419 is a deficient number, since it is larger than the sum of its proper divisors (1).

7669978484419 is an equidigital number, since it uses as much as digits as its factorization.

7669978484419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5267275776, while the sum is 82.

The spelling of 7669978484419 in words is "seven trillion, six hundred sixty-nine billion, nine hundred seventy-eight million, four hundred eighty-four thousand, four hundred nineteen".