7666663363 has 8 divisors (see below), whose sum is σ = 7693684560. Its totient is φ = 7639690080.

The previous prime is 7666663357. The next prime is 7666663369. The reversal of 7666663363 is 3633666667.

It is an interprime number because it is at equal distance from previous prime (7666663357) and next prime (7666663369).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7666663363 - 2⁹ = 7666662851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7666663363.

It is not an unprimeable number, because it can be changed into a prime (7666663369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325056 + ... + 347842.

It is an arithmetic number, because the mean of its divisors is an integer number (961710570).

Almost surely, 2^7666663363 is an apocalyptic number.

7666663363 is a deficient number, since it is larger than the sum of its proper divisors (27021197).

7666663363 is a wasteful number, since it uses less digits than its factorization.

7666663363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23957.

The product of its digits is 8817984, while the sum is 52.

The square root of 7666663363 is about 87559.4847118232. The cubic root of 7666663363 is about 1971.8269500048.

The spelling of 7666663363 in words is "seven billion, six hundred sixty-six million, six hundred sixty-three thousand, three hundred sixty-three".