5731661374 has 24 divisors (see below), whose sum is σ = 8844280200. Its totient is φ = 2785711056.

The previous prime is 5731661323. The next prime is 5731661431. The reversal of 5731661374 is 4731661375.

It is a self number, because there is not a number n which added to its sum of digits gives 5731661374.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 653929 + ... + 662635.

It is an arithmetic number, because the mean of its divisors is an integer number (368511675).

Almost surely, 2^5731661374 is an apocalyptic number.

5731661374 is a deficient number, since it is larger than the sum of its proper divisors (3112618826).

5731661374 is a wasteful number, since it uses less digits than its factorization.

5731661374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8952 (or 8905 counting only the distinct ones).

The product of its digits is 317520, while the sum is 43.

The square root of 5731661374 is about 75707.7365531423. The cubic root of 5731661374 is about 1789.6173223538.

Subtracting from 5731661374 its reverse (4731661375), we obtain a palindrome (999999999).

The spelling of 5731661374 in words is "five billion, seven hundred thirty-one million, six hundred sixty-one thousand, three hundred seventy-four".