6634884366 has 64 divisors (see below), whose sum is σ = 16097184000. Its totient is φ = 2008994400.

The previous prime is 6634884349. The next prime is 6634884367.

6634884366 is a `hidden beast` number, since 6 + 63 + 488 + 43 + 66 = 666.

6634884366 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6634884367) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 916501 + ... + 923711.

It is an arithmetic number, because the mean of its divisors is an integer number (251518500).

Almost surely, 2^6634884366 is an apocalyptic number.

6634884366 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6634884366 is an abundant number, since it is smaller than the sum of its proper divisors (9462299634).

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

6634884366 is a wasteful number, since it uses less digits than its factorization.

6634884366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8782 (or 8776 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 54.

The square root of 6634884366 is about 81454.7995270997. The cubic root of 6634884366 is about 1879.0764633619.

The spelling of 6634884366 in words is "six billion, six hundred thirty-four million, eight hundred eighty-four thousand, three hundred sixty-six".