5666341040 has 80 divisors (see below), whose sum is σ = 13567006656. Its totient is φ = 2199552000.

The previous prime is 5666341033. The next prime is 5666341069. The reversal of 5666341040 is 401436665.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628565 + ... + 637515.

Almost surely, 2^5666341040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666341040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6783503328).

5666341040 is an abundant number, since it is smaller than the sum of its proper divisors (7900665616).

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

5666341040 is a wasteful number, since it uses less digits than its factorization.

5666341040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9198 (or 9192 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 5666341040 is about 75275.1023911625. The cubic root of 5666341040 is about 1782.7929305802.

The spelling of 5666341040 in words is "five billion, six hundred sixty-six million, three hundred forty-one thousand, forty".