6409635884 has 12 divisors (see below), whose sum is σ = 11225655504. Its totient is φ = 3202305744.

The previous prime is 6409635847. The next prime is 6409635917. The reversal of 6409635884 is 4885369046.

It is a super-2 number, since 2×6409635884² = 82166864330920922912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622304 + ... + 632519.

It is an arithmetic number, because the mean of its divisors is an integer number (935471292).

Almost surely, 2^6409635884 is an apocalyptic number.

It is an amenable number.

6409635884 is a deficient number, since it is larger than the sum of its proper divisors (4816019620).

6409635884 is a wasteful number, since it uses less digits than its factorization.

6409635884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256104 (or 1256102 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 53.

The square root of 6409635884 is about 80060.2016235283. The cubic root of 6409635884 is about 1857.5668539417.

The spelling of 6409635884 in words is "six billion, four hundred nine million, six hundred thirty-five thousand, eight hundred eighty-four".