6631883398 has 16 divisors (see below), whose sum is σ = 11373138720. Its totient is φ = 2841186816.

The previous prime is 6631883393. The next prime is 6631883399. The reversal of 6631883398 is 8933881366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631883393) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 47493 + ... + 124576.

It is an arithmetic number, because the mean of its divisors is an integer number (710821170).

Almost surely, 2^6631883398 is an apocalyptic number.

6631883398 is a deficient number, since it is larger than the sum of its proper divisors (4741255322).

6631883398 is a wasteful number, since it uses less digits than its factorization.

6631883398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174831.

The product of its digits is 4478976, while the sum is 55.

The square root of 6631883398 is about 81436.3763805831. The cubic root of 6631883398 is about 1878.7931176183.

The spelling of 6631883398 in words is "six billion, six hundred thirty-one million, eight hundred eighty-three thousand, three hundred ninety-eight".