663102006 has 64 divisors (see below), whose sum is σ = 1613952000. Its totient is φ = 181207488.

The previous prime is 663101993. The next prime is 663102019. The reversal of 663102006 is 600201366.

It is an interprime number because it is at equal distance from previous prime (663101993) and next prime (663102019).

It is a super-2 number, since 2×663102006² = 879408540722448072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 40330 + ... + 54338.

It is an arithmetic number, because the mean of its divisors is an integer number (25218000).

Almost surely, 2^663102006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663102006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (806976000).

663102006 is an abundant number, since it is smaller than the sum of its proper divisors (950849994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663102006 is a wasteful number, since it uses less digits than its factorization.

663102006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14058 (or 14044 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 663102006 is about 25750.7670953702. The cubic root of 663102006 is about 872.0206723980.

The spelling of 663102006 in words is "six hundred sixty-three million, one hundred two thousand, six".