5405457566 has 8 divisors (see below), whose sum is σ = 8172030720. Its totient is φ = 2681447328.

The previous prime is 5405457553. The next prime is 5405457571. The reversal of 5405457566 is 6657545045.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5405457566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10640411 + ... + 10640918.

It is an arithmetic number, because the mean of its divisors is an integer number (1021503840).

Almost surely, 2^5405457566 is an apocalyptic number.

5405457566 is a deficient number, since it is larger than the sum of its proper divisors (2766573154).

5405457566 is a wasteful number, since it uses less digits than its factorization.

5405457566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21281458.

The product of its (nonzero) digits is 2520000, while the sum is 47.

The square root of 5405457566 is about 73521.8169389196. The cubic root of 5405457566 is about 1755.0014816967.

The spelling of 5405457566 in words is "five billion, four hundred five million, four hundred fifty-seven thousand, five hundred sixty-six".