6634666562 has 32 divisors (see below), whose sum is σ = 10348646400. Its totient is φ = 3186789840.

The previous prime is 6634666561. The next prime is 6634666573. The reversal of 6634666562 is 2656664366.

It is a self number, because there is not a number n which added to its sum of digits gives 6634666562.

It is not an unprimeable number, because it can be changed into a prime (6634666561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8429933 + ... + 8430719.

It is an arithmetic number, because the mean of its divisors is an integer number (323395200).

Almost surely, 2^6634666562 is an apocalyptic number.

6634666562 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

6634666562 is a deficient number, since it is larger than the sum of its proper divisors (3713979838).

6634666562 is a wasteful number, since it uses less digits than its factorization.

6634666562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646.

The product of its digits is 5598720, while the sum is 50.

The square root of 6634666562 is about 81453.4625537798. The cubic root of 6634666562 is about 1879.0559015945.

The spelling of 6634666562 in words is "six billion, six hundred thirty-four million, six hundred sixty-six thousand, five hundred sixty-two".