7663325477 has 2 divisors, whose sum is σ = 7663325478. Its totient is φ = 7663325476.

The previous prime is 7663325447. The next prime is 7663325489. The reversal of 7663325477 is 7745233667.

7663325477 is digitally balanced in base 3, 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., 6811035841 + 852289636 = 82529^2 + 29194^2 .

It is a cyclic number.

It is not a de Polignac number, because 7663325477 - 2¹⁶ = 7663259941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7663325447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831662738 + 3831662739.

It is an arithmetic number, because the mean of its divisors is an integer number (3831662739).

Almost surely, 2^7663325477 is an apocalyptic number.

It is an amenable number.

7663325477 is a deficient number, since it is larger than the sum of its proper divisors (1).

7663325477 is an equidigital number, since it uses as much as digits as its factorization.

7663325477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4445280, while the sum is 50.

The square root of 7663325477 is about 87540.4219603721. The cubic root of 7663325477 is about 1971.5407460128.

The spelling of 7663325477 in words is "seven billion, six hundred sixty-three million, three hundred twenty-five thousand, four hundred seventy-seven".