5395631918 has 16 divisors (see below), whose sum is σ = 8232383376. Its totient is φ = 2651757120.

The previous prime is 5395631911. The next prime is 5395631929. The reversal of 5395631918 is 8191365935.

It is a super-2 number, since 2×5395631918² = 58225687589080717448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5395631911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20288 + ... + 105843.

It is an arithmetic number, because the mean of its divisors is an integer number (514523961).

Almost surely, 2^5395631918 is an apocalyptic number.

5395631918 is a deficient number, since it is larger than the sum of its proper divisors (2836751458).

5395631918 is a wasteful number, since it uses less digits than its factorization.

5395631918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126499.

The product of its digits is 874800, while the sum is 50.

The square root of 5395631918 is about 73454.9652372118. The cubic root of 5395631918 is about 1753.9374653475.

The spelling of 5395631918 in words is "five billion, three hundred ninety-five million, six hundred thirty-one thousand, nine hundred eighteen".