6630411506 has 4 divisors (see below), whose sum is σ = 9945617262. Its totient is φ = 3315205752.

The previous prime is 6630411499. The next prime is 6630411511. The reversal of 6630411506 is 6051140366.

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

It can be written as a sum of positive squares in only one way, i.e., 4282524481 + 2347887025 = 65441^2 + 48455^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657602875 + ... + 1657602878.

Almost surely, 2^6630411506 is an apocalyptic number.

6630411506 is a deficient number, since it is larger than the sum of its proper divisors (3315205756).

6630411506 is a wasteful number, since it uses less digits than its factorization.

6630411506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315205755.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 6630411506 is about 81427.3388119740. The cubic root of 6630411506 is about 1878.6541131052.

The spelling of 6630411506 in words is "six billion, six hundred thirty million, four hundred eleven thousand, five hundred six".