5681604460 has 24 divisors (see below), whose sum is σ = 13635851040. Its totient is φ = 1947978624.

The previous prime is 5681604451. The next prime is 5681604499. The reversal of 5681604460 is 644061865.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20291305 + ... + 20291584.

It is an arithmetic number, because the mean of its divisors is an integer number (568160460).

Almost surely, 2^5681604460 is an apocalyptic number.

It is an amenable number.

5681604460 is an abundant number, since it is smaller than the sum of its proper divisors (7954246580).

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

5681604460 is a wasteful number, since it uses less digits than its factorization.

5681604460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40582905 (or 40582903 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 5681604460 is about 75376.4184609484. The cubic root of 5681604460 is about 1784.3922648691.

The spelling of 5681604460 in words is "five billion, six hundred eighty-one million, six hundred four thousand, four hundred sixty".