7645885463 has 2 divisors, whose sum is σ = 7645885464. Its totient is φ = 7645885462.

The previous prime is 7645885433. The next prime is 7645885483. The reversal of 7645885463 is 3645885467.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7645885463 - 2⁸ = 7645885207 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 7645885399 and 7645885408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7645885433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3822942731 + 3822942732.

It is an arithmetic number, because the mean of its divisors is an integer number (3822942732).

Almost surely, 2^7645885463 is an apocalyptic number.

7645885463 is a deficient number, since it is larger than the sum of its proper divisors (1).

7645885463 is an equidigital number, since it uses as much as digits as its factorization.

7645885463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19353600, while the sum is 56.

The square root of 7645885463 is about 87440.7540166483. The cubic root of 7645885463 is about 1970.0440148377.

The spelling of 7645885463 in words is "seven billion, six hundred forty-five million, eight hundred eighty-five thousand, four hundred sixty-three".