7663677403429 has 2 divisors, whose sum is σ = 7663677403430. Its totient is φ = 7663677403428.

The previous prime is 7663677403427. The next prime is 7663677403517. The reversal of 7663677403429 is 9243047763667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6415937020900 + 1247740382529 = 2532970^2 + 1117023^2 .

It is a cyclic number.

It is not a de Polignac number, because 7663677403429 - 2¹ = 7663677403427 is a prime.

Together with 7663677403427, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7663677403427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831838701714 + 3831838701715.

It is an arithmetic number, because the mean of its divisors is an integer number (3831838701715).

Almost surely, 2^{7663677403429} is an apocalyptic number.

It is an amenable number.

7663677403429 is a deficient number, since it is larger than the sum of its proper divisors (1).

7663677403429 is an equidigital number, since it uses as much as digits as its factorization.

7663677403429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192036096, while the sum is 64.

The spelling of 7663677403429 in words is "seven trillion, six hundred sixty-three billion, six hundred seventy-seven million, four hundred three thousand, four hundred twenty-nine".