5539544194 has 24 divisors (see below), whose sum is σ = 8795545164. Its totient is φ = 2615011200.

The previous prime is 5539544189. The next prime is 5539544203. The reversal of 5539544194 is 4914459355.

It can be written as a sum of positive squares in 2 ways, for example, as 5411514969 + 128029225 = 73563^2 + 11315^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43654 + ... + 113950.

Almost surely, 2^5539544194 is an apocalyptic number.

5539544194 is a deficient number, since it is larger than the sum of its proper divisors (3256000970).

5539544194 is a wasteful number, since it uses less digits than its factorization.

5539544194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70402 (or 70371 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 49.

The square root of 5539544194 is about 74428.1142714230. The cubic root of 5539544194 is about 1769.3945170635.

The spelling of 5539544194 in words is "five billion, five hundred thirty-nine million, five hundred forty-four thousand, one hundred ninety-four".