5541615318 has 16 divisors (see below), whose sum is σ = 11083991040. Its totient is φ = 1847078376.

The previous prime is 5541615311. The next prime is 5541615329. The reversal of 5541615318 is 8135161455.

It is a happy number.

It is a super-2 number, since 2×5541615318² = 61419000665384482248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541615311) 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 in 7 ways as a sum of consecutive naturals, for example, 116043 + ... + 156681.

It is an arithmetic number, because the mean of its divisors is an integer number (692749440).

Almost surely, 2^5541615318 is an apocalyptic number.

5541615318 is an abundant number, since it is smaller than the sum of its proper divisors (5542375722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5541615318 is a wasteful number, since it uses less digits than its factorization.

5541615318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63371.

The product of its digits is 72000, while the sum is 39.

The square root of 5541615318 is about 74442.0265575837. The cubic root of 5541615318 is about 1769.6150032447.

The spelling of 5541615318 in words is "five billion, five hundred forty-one million, six hundred fifteen thousand, three hundred eighteen".