5131643356 has 24 divisors (see below), whose sum is σ = 10299826656. Its totient is φ = 2191445760.

The previous prime is 5131643339. The next prime is 5131643359. The reversal of 5131643356 is 6533461315.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131643359) 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 7 ways as a sum of consecutive naturals, for example, 318241 + ... + 333976.

It is an arithmetic number, because the mean of its divisors is an integer number (429159444).

Almost surely, 2^5131643356 is an apocalyptic number.

It is an amenable number.

5131643356 is an abundant number, since it is smaller than the sum of its proper divisors (5168183300).

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

5131643356 is a wasteful number, since it uses less digits than its factorization.

5131643356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652509 (or 652507 counting only the distinct ones).

The product of its digits is 97200, while the sum is 37.

The square root of 5131643356 is about 71635.4895006658. The cubic root of 5131643356 is about 1724.8532655134.

The spelling of 5131643356 in words is "five billion, one hundred thirty-one million, six hundred forty-three thousand, three hundred fifty-six".