5549316545 has 16 divisors (see below), whose sum is σ = 7104734208. Its totient is φ = 4146405120.

The previous prime is 5549316533. The next prime is 5549316557. The reversal of 5549316545 is 5456139455.

5549316545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5549316533) and next prime (5549316557).

It is not a de Polignac number, because 5549316545 - 2²⁴ = 5532539329 is a prime.

It is a super-2 number, since 2×5549316545² = 61589828233221474050, which contains 22 as substring.

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 5549316545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238049 + ... + 260318.

It is an arithmetic number, because the mean of its divisors is an integer number (444045888).

Almost surely, 2^5549316545 is an apocalyptic number.

It is an amenable number.

5549316545 is a deficient number, since it is larger than the sum of its proper divisors (1555417663).

5549316545 is a wasteful number, since it uses less digits than its factorization.

5549316545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498520.

The product of its digits is 1620000, while the sum is 47.

The square root of 5549316545 is about 74493.7349379127. The cubic root of 5549316545 is about 1770.4343731609.

The spelling of 5549316545 in words is "five billion, five hundred forty-nine million, three hundred sixteen thousand, five hundred forty-five".