5261216118 has 16 divisors (see below), whose sum is σ = 10649209536. Its totient is φ = 1732609160.

The previous prime is 5261216113. The next prime is 5261216123. The reversal of 5261216118 is 8116121625.

It is an interprime number because it is at equal distance from previous prime (5261216113) and next prime (5261216123).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261216111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5281848 + ... + 5282843.

It is an arithmetic number, because the mean of its divisors is an integer number (665575596).

Almost surely, 2^5261216118 is an apocalyptic number.

5261216118 is an abundant number, since it is smaller than the sum of its proper divisors (5387993418).

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

5261216118 is a wasteful number, since it uses less digits than its factorization.

5261216118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10564779.

The product of its digits is 5760, while the sum is 33.

The square root of 5261216118 is about 72534.2410038183. The cubic root of 5261216118 is about 1739.2501412866.

The spelling of 5261216118 in words is "five billion, two hundred sixty-one million, two hundred sixteen thousand, one hundred eighteen".