5449984557 has 8 divisors (see below), whose sum is σ = 7288210176. Its totient is φ = 3622540992.

The previous prime is 5449984531. The next prime is 5449984571. The reversal of 5449984557 is 7554899445.

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

It is not a de Polignac number, because 5449984557 - 2¹¹ = 5449982509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5449984557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5449984517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2694333 + ... + 2696354.

It is an arithmetic number, because the mean of its divisors is an integer number (911026272).

Almost surely, 2^5449984557 is an apocalyptic number.

It is an amenable number.

5449984557 is a deficient number, since it is larger than the sum of its proper divisors (1838225619).

5449984557 is a wasteful number, since it uses less digits than its factorization.

5449984557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5391027.

The product of its digits is 36288000, while the sum is 60.

The square root of 5449984557 is about 73824.0107078991. The cubic root of 5449984557 is about 1759.8072013540.

The spelling of 5449984557 in words is "five billion, four hundred forty-nine million, nine hundred eighty-four thousand, five hundred fifty-seven".