2697121268 has 12 divisors (see below), whose sum is σ = 4720418052. Its totient is φ = 1348430400.

The previous prime is 2697121211. The next prime is 2697121319. The reversal of 2697121268 is 8621217962.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1918264804 + 778856464 = 43798^2 + 27908^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25568 + ... + 77768.

It is an arithmetic number, because the mean of its divisors is an integer number (393368171).

Almost surely, 2^2697121268 is an apocalyptic number.

It is an amenable number.

2697121268 is a deficient number, since it is larger than the sum of its proper divisors (2023296784).

2697121268 is a wasteful number, since it uses less digits than its factorization.

2697121268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65122 (or 65120 counting only the distinct ones).

The product of its digits is 145152, while the sum is 44.

The square root of 2697121268 is about 51933.8162279646. The cubic root of 2697121268 is about 1391.9815892718.

The spelling of 2697121268 in words is "two billion, six hundred ninety-seven million, one hundred twenty-one thousand, two hundred sixty-eight".