5509172577 has 4 divisors (see below), whose sum is σ = 7345563440. Its totient is φ = 3672781716.

The previous prime is 5509172567. The next prime is 5509172579. The reversal of 5509172577 is 7752719055.

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 not a de Polignac number, because 5509172577 - 2¹¹ = 5509170529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5509172579) 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, 918195427 + ... + 918195432.

It is an arithmetic number, because the mean of its divisors is an integer number (1836390860).

Almost surely, 2^5509172577 is an apocalyptic number.

It is an amenable number.

5509172577 is a deficient number, since it is larger than the sum of its proper divisors (1836390863).

5509172577 is a wasteful number, since it uses less digits than its factorization.

5509172577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836390862.

The product of its (nonzero) digits is 771750, while the sum is 48.

The square root of 5509172577 is about 74223.8006100469. The cubic root of 5509172577 is about 1766.1549072626.

The spelling of 5509172577 in words is "five billion, five hundred nine million, one hundred seventy-two thousand, five hundred seventy-seven".