5666381755 has 8 divisors (see below), whose sum is σ = 6828842592. Its totient is φ = 4513649088.

The previous prime is 5666381713. The next prime is 5666381783. The reversal of 5666381755 is 5571836665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5666381755 - 2⁷ = 5666381627 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2430759 + ... + 2433088.

It is an arithmetic number, because the mean of its divisors is an integer number (853605324).

Almost surely, 2^5666381755 is an apocalyptic number.

5666381755 is a deficient number, since it is larger than the sum of its proper divisors (1162460837).

5666381755 is a wasteful number, since it uses less digits than its factorization.

5666381755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864085.

The product of its digits is 4536000, while the sum is 52.

The square root of 5666381755 is about 75275.3728320226. The cubic root of 5666381755 is about 1782.7972006044.

The spelling of 5666381755 in words is "five billion, six hundred sixty-six million, three hundred eighty-one thousand, seven hundred fifty-five".