5558738731 has 8 divisors (see below), whose sum is σ = 6841524704. Its totient is φ = 4398122880.

The previous prime is 5558738729. The next prime is 5558738737. The reversal of 5558738731 is 1378378555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5558738731 - 2¹ = 5558738729 is a prime.

It is a super-2 number, since 2×5558738731² = 61799152559038980722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5558738737) 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, 30542430 + ... + 30542611.

It is an arithmetic number, because the mean of its divisors is an integer number (855190588).

Almost surely, 2^5558738731 is an apocalyptic number.

5558738731 is a deficient number, since it is larger than the sum of its proper divisors (1282785973).

5558738731 is a wasteful number, since it uses less digits than its factorization.

5558738731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61085061.

The product of its digits is 3528000, while the sum is 52.

The square root of 5558738731 is about 74556.9495821818. The cubic root of 5558738731 is about 1771.4358135862.

The spelling of 5558738731 in words is "five billion, five hundred fifty-eight million, seven hundred thirty-eight thousand, seven hundred thirty-one".