5131706844 has 48 divisors (see below), whose sum is σ = 13340468736. Its totient is φ = 1521974400.

The previous prime is 5131706837. The next prime is 5131706849. The reversal of 5131706844 is 4486071315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131706849) 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 15 ways as a sum of consecutive naturals, for example, 407377 + ... + 419784.

It is an arithmetic number, because the mean of its divisors is an integer number (277926432).

Almost surely, 2^5131706844 is an apocalyptic number.

It is an amenable number.

5131706844 is an abundant number, since it is smaller than the sum of its proper divisors (8208761892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5131706844 is a wasteful number, since it uses less digits than its factorization.

5131706844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827226 (or 827224 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 5131706844 is about 71635.9326316060. The cubic root of 5131706844 is about 1724.8603787015.

The spelling of 5131706844 in words is "five billion, one hundred thirty-one million, seven hundred six thousand, eight hundred forty-four".