5550530578 has 4 divisors (see below), whose sum is σ = 8325795870. Its totient is φ = 2775265288.

The previous prime is 5550530569. The next prime is 5550530611. The reversal of 5550530578 is 8750350555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8750350555 = 5 ⋅1750070111.

It can be written as a sum of positive squares in only one way, i.e., 4564758969 + 985771609 = 67563^2 + 31397^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1387632643 + ... + 1387632646.

Almost surely, 2^5550530578 is an apocalyptic number.

5550530578 is a deficient number, since it is larger than the sum of its proper divisors (2775265292).

5550530578 is a wasteful number, since it uses less digits than its factorization.

5550530578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775265291.

The product of its (nonzero) digits is 525000, while the sum is 43.

The square root of 5550530578 is about 74501.8830500277. The cubic root of 5550530578 is about 1770.5634706821.

The spelling of 5550530578 in words is "five billion, five hundred fifty million, five hundred thirty thousand, five hundred seventy-eight".