5508127561 has 4 divisors (see below), whose sum is σ = 5747611392. Its totient is φ = 5268643732.

The previous prime is 5508127543. The next prime is 5508127577. The reversal of 5508127561 is 1657218055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5508127561 - 2¹⁵ = 5508094793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5508127501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119741881 + ... + 119741926.

It is an arithmetic number, because the mean of its divisors is an integer number (1436902848).

Almost surely, 2^5508127561 is an apocalyptic number.

It is an amenable number.

5508127561 is a deficient number, since it is larger than the sum of its proper divisors (239483831).

5508127561 is a wasteful number, since it uses less digits than its factorization.

5508127561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239483830.

The product of its (nonzero) digits is 84000, while the sum is 40.

The square root of 5508127561 is about 74216.7606474441. The cubic root of 5508127561 is about 1766.0432282508.

The spelling of 5508127561 in words is "five billion, five hundred eight million, one hundred twenty-seven thousand, five hundred sixty-one".