5931644872 has 8 divisors (see below), whose sum is σ = 11121834150. Its totient is φ = 2965822432.

The previous prime is 5931644863. The next prime is 5931644881. The reversal of 5931644872 is 2784461395.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5931644863) and next prime (5931644881).

It can be written as a sum of positive squares in only one way, i.e., 5047534116 + 884110756 = 71046^2 + 29734^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 370727797 + ... + 370727812.

Almost surely, 2^5931644872 is an apocalyptic number.

It is an amenable number.

5931644872 is a deficient number, since it is larger than the sum of its proper divisors (5190189278).

5931644872 is a wasteful number, since it uses less digits than its factorization.

5931644872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741455615 (or 741455611 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 5931644872 is about 77017.1725785880. The cubic root of 5931644872 is about 1810.1936925284.

The spelling of 5931644872 in words is "five billion, nine hundred thirty-one million, six hundred forty-four thousand, eight hundred seventy-two".