5665840746 has 24 divisors (see below), whose sum is σ = 11845790880. Its totient is φ = 1806498936.

The previous prime is 5665840721. The next prime is 5665840759. The reversal of 5665840746 is 6470485665.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 889366 + ... + 895713.

It is an arithmetic number, because the mean of its divisors is an integer number (493574620).

Almost surely, 2^5665840746 is an apocalyptic number.

5665840746 is an abundant number, since it is smaller than the sum of its proper divisors (6179950134).

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

5665840746 is a wasteful number, since it uses less digits than its factorization.

5665840746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785130 (or 1785107 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 51.

The square root of 5665840746 is about 75271.7792137266. The cubic root of 5665840746 is about 1782.7404601028.

The spelling of 5665840746 in words is "five billion, six hundred sixty-five million, eight hundred forty thousand, seven hundred forty-six".