5519527649 has 32 divisors (see below), whose sum is σ = 6313697280. Its totient is φ = 4794451200.

The previous prime is 5519527619. The next prime is 5519527661. The reversal of 5519527649 is 9467259155.

It is a de Polignac number, because none of the positive numbers 2^k-5519527649 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5519527649.

It is not an unprimeable number, because it can be changed into a prime (5519527619) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7987394 + ... + 7988084.

It is an arithmetic number, because the mean of its divisors is an integer number (197303040).

Almost surely, 2^5519527649 is an apocalyptic number.

It is an amenable number.

5519527649 is a deficient number, since it is larger than the sum of its proper divisors (794169631).

5519527649 is a wasteful number, since it uses less digits than its factorization.

5519527649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421.

The product of its digits is 3402000, while the sum is 53.

The square root of 5519527649 is about 74293.5236006477. The cubic root of 5519527649 is about 1767.2607729458.

The spelling of 5519527649 in words is "five billion, five hundred nineteen million, five hundred twenty-seven thousand, six hundred forty-nine".