5361617218 has 4 divisors (see below), whose sum is σ = 8042425830. Its totient is φ = 2680808608.

The previous prime is 5361617213. The next prime is 5361617231. The reversal of 5361617218 is 8127161635.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3603240729 + 1758376489 = 60027^2 + 41933^2 .

It is not an unprimeable number, because it can be changed into a prime (5361617213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1340404303 + ... + 1340404306.

Almost surely, 2^5361617218 is an apocalyptic number.

5361617218 is a deficient number, since it is larger than the sum of its proper divisors (2680808612).

5361617218 is a wasteful number, since it uses less digits than its factorization.

5361617218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680808611.

The product of its digits is 60480, while the sum is 40.

The square root of 5361617218 is about 73223.0647951859. The cubic root of 5361617218 is about 1750.2440169119.

The spelling of 5361617218 in words is "five billion, three hundred sixty-one million, six hundred seventeen thousand, two hundred eighteen".