5491599552 has 112 divisors (see below), whose sum is σ = 16164580320. Its totient is φ = 1828233216.

The previous prime is 5491599541. The next prime is 5491599557. The reversal of 5491599552 is 2559951945.

5491599552 is a `hidden beast` number, since 5 + 49 + 1 + 599 + 5 + 5 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (5491599557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1894168 + ... + 1897064.

It is an arithmetic number, because the mean of its divisors is an integer number (144326610).

Almost surely, 2^5491599552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5491599552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8082290160).

5491599552 is an abundant number, since it is smaller than the sum of its proper divisors (10672980768).

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

5491599552 is a wasteful number, since it uses less digits than its factorization.

5491599552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015 (or 3999 counting only the distinct ones).

The product of its digits is 3645000, while the sum is 54.

The square root of 5491599552 is about 74105.3274198286. The cubic root of 5491599552 is about 1764.2750276903.

The spelling of 5491599552 in words is "five billion, four hundred ninety-one million, five hundred ninety-nine thousand, five hundred fifty-two".