2699218116 has 81 divisors (see below), whose sum is σ = 7943408109. Its totient is φ = 770581728.

The previous prime is 2699218111. The next prime is 2699218139. The reversal of 2699218116 is 6118129962.

The square root of 2699218116 is 51954.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2038522500 + 660695616 = 45150^2 + 25704^2 .

It is not an unprimeable number, because it can be changed into a prime (2699218111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2181450 + ... + 2182686.

Almost surely, 2^2699218116 is an apocalyptic number.

2699218116 is the 51954-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2699218116

2699218116 is an abundant number, since it is smaller than the sum of its proper divisors (5244189993).

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

2699218116 is a wasteful number, since it uses less digits than its factorization.

2699218116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498 (or 1249 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The cubic root of 2699218116 is about 1392.3422228831.

The spelling of 2699218116 in words is "two billion, six hundred ninety-nine million, two hundred eighteen thousand, one hundred sixteen".