5447457663 has 4 divisors (see below), whose sum is σ = 7263276888. Its totient is φ = 3631638440.

The previous prime is 5447457619. The next prime is 5447457667. The reversal of 5447457663 is 3667547445.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5447457663 - 2⁹ = 5447457151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5447457667) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 907909608 + ... + 907909613.

It is an arithmetic number, because the mean of its divisors is an integer number (1815819222).

Almost surely, 2^5447457663 is an apocalyptic number.

5447457663 is a deficient number, since it is larger than the sum of its proper divisors (1815819225).

5447457663 is a wasteful number, since it uses less digits than its factorization.

5447457663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815819224.

The product of its digits is 8467200, while the sum is 51.

The square root of 5447457663 is about 73806.8944137335. The cubic root of 5447457663 is about 1759.5351801736.

The spelling of 5447457663 in words is "five billion, four hundred forty-seven million, four hundred fifty-seven thousand, six hundred sixty-three".