2688052373 has 4 divisors (see below), whose sum is σ = 2753614668. Its totient is φ = 2622490080.

The previous prime is 2688052361. The next prime is 2688052391. The reversal of 2688052373 is 3732508862.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1109023204 + 1579029169 = 33302^2 + 39737^2 .

It is a cyclic number.

It is not a de Polignac number, because 2688052373 - 2¹⁰ = 2688051349 is a prime.

It is a super-2 number, since 2×2688052373² = 14451251119981862258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2688052313) 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 3 ways as a sum of consecutive naturals, for example, 32781086 + ... + 32781167.

It is an arithmetic number, because the mean of its divisors is an integer number (688403667).

Almost surely, 2^2688052373 is an apocalyptic number.

It is an amenable number.

2688052373 is a deficient number, since it is larger than the sum of its proper divisors (65562295).

2688052373 is an equidigital number, since it uses as much as digits as its factorization.

2688052373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65562294.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 2688052373 is about 51846.4306678869. The cubic root of 2688052373 is about 1390.4196881511.

The spelling of 2688052373 in words is "two billion, six hundred eighty-eight million, fifty-two thousand, three hundred seventy-three".