5510045557 has 4 divisors (see below), whose sum is σ = 5514217996. Its totient is φ = 5505873120.

The previous prime is 5510045537. The next prime is 5510045561. The reversal of 5510045557 is 7555400155.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7555400155 = 5 ⋅1511080031.

It can be written as a sum of positive squares in 2 ways, for example, as 5013914481 + 496131076 = 70809^2 + 22274^2 .

It is a cyclic number.

It is not a de Polignac number, because 5510045557 - 2²³ = 5501656949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5510045537) 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, 2084238 + ... + 2086879.

It is an arithmetic number, because the mean of its divisors is an integer number (1378554499).

Almost surely, 2^5510045557 is an apocalyptic number.

It is an amenable number.

5510045557 is a deficient number, since it is larger than the sum of its proper divisors (4172439).

5510045557 is a wasteful number, since it uses less digits than its factorization.

5510045557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4172438.

The product of its (nonzero) digits is 87500, while the sum is 37.

The square root of 5510045557 is about 74229.6811053368. The cubic root of 5510045557 is about 1766.2481902652.

The spelling of 5510045557 in words is "five billion, five hundred ten million, forty-five thousand, five hundred fifty-seven".