6481688600 has 48 divisors (see below), whose sum is σ = 15956400600. Its totient is φ = 2440163840.

The previous prime is 6481688573. The next prime is 6481688623. The reversal of 6481688600 is 68861846.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 949790 + ... + 956589.

Almost surely, 2^6481688600 is an apocalyptic number.

It is an amenable number.

6481688600 is an abundant number, since it is smaller than the sum of its proper divisors (9474712000).

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

6481688600 is a wasteful number, since it uses less digits than its factorization.

6481688600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906412 (or 1906403 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 47.

The square root of 6481688600 is about 80508.9349078722. The cubic root of 6481688600 is about 1864.5014300267.

The spelling of 6481688600 in words is "six billion, four hundred eighty-one million, six hundred eighty-eight thousand, six hundred".