5666251345 has 8 divisors (see below), whose sum is σ = 7157370240. Its totient is φ = 4294422000.

The previous prime is 5666251303. The next prime is 5666251403. The reversal of 5666251345 is 5431526665.

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

It is not a de Polignac number, because 5666251345 - 2¹³ = 5666243153 is a prime.

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, 29822281 + ... + 29822470.

It is an arithmetic number, because the mean of its divisors is an integer number (894671280).

Almost surely, 2^5666251345 is an apocalyptic number.

It is an amenable number.

5666251345 is a deficient number, since it is larger than the sum of its proper divisors (1491118895).

5666251345 is a wasteful number, since it uses less digits than its factorization.

5666251345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59644775.

The product of its digits is 648000, while the sum is 43.

The square root of 5666251345 is about 75274.5066074830. The cubic root of 5666251345 is about 1782.7835236599.

The spelling of 5666251345 in words is "five billion, six hundred sixty-six million, two hundred fifty-one thousand, three hundred forty-five".