6610430663 has 4 divisors (see below), whose sum is σ = 6620554488. Its totient is φ = 6600306840.

The previous prime is 6610430653. The next prime is 6610430699. The reversal of 6610430663 is 3660340166.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6610430663 - 2⁶ = 6610430599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6610430633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5060933 + ... + 5062238.

It is an arithmetic number, because the mean of its divisors is an integer number (1655138622).

Almost surely, 2^6610430663 is an apocalyptic number.

6610430663 is a deficient number, since it is larger than the sum of its proper divisors (10123825).

6610430663 is a wasteful number, since it uses less digits than its factorization.

6610430663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10123824.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 6610430663 is about 81304.5549953999. The cubic root of 6610430663 is about 1876.7650970011.

The spelling of 6610430663 in words is "six billion, six hundred ten million, four hundred thirty thousand, six hundred sixty-three".