5351731663 has 4 divisors (see below), whose sum is σ = 5356188928. Its totient is φ = 5347274400.

The previous prime is 5351731643. The next prime is 5351731709. The reversal of 5351731663 is 3661371535.

5351731663 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5351731663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5351731643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226831 + ... + 2229232.

It is an arithmetic number, because the mean of its divisors is an integer number (1339047232).

Almost surely, 2^5351731663 is an apocalyptic number.

5351731663 is a deficient number, since it is larger than the sum of its proper divisors (4457265).

5351731663 is a wasteful number, since it uses less digits than its factorization.

5351731663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457264.

The product of its digits is 170100, while the sum is 40.

The square root of 5351731663 is about 73155.5306384965. The cubic root of 5351731663 is about 1749.1676763617.

The spelling of 5351731663 in words is "five billion, three hundred fifty-one million, seven hundred thirty-one thousand, six hundred sixty-three".