5517944586 has 320 divisors, whose sum is σ = 16117626240. Its totient is φ = 1386927360.

The previous prime is 5517944573. The next prime is 5517944629. The reversal of 5517944586 is 6854497155.

It is a happy number.

5517944586 is a `hidden beast` number, since 5 + 5 + 17 + 9 + 44 + 586 = 666.

It is a super-2 number, since 2×5517944586² = 60895424908333422792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 75588246 + ... + 75588318.

It is an arithmetic number, because the mean of its divisors is an integer number (50367582).

Almost surely, 2^5517944586 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5517944586, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8058813120).

5517944586 is an abundant number, since it is smaller than the sum of its proper divisors (10599681654).

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

5517944586 is a wasteful number, since it uses less digits than its factorization.

5517944586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 149 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 54.

The square root of 5517944586 is about 74282.8687248951. The cubic root of 5517944586 is about 1767.0917999931.

The spelling of 5517944586 in words is "five billion, five hundred seventeen million, nine hundred forty-four thousand, five hundred eighty-six".