2769688513 has 2 divisors, whose sum is σ = 2769688514. Its totient is φ = 2769688512.

The previous prime is 2769688483. The next prime is 2769688541. The reversal of 2769688513 is 3158869672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2043763264 + 725925249 = 45208^2 + 26943^2 .

It is a cyclic number.

It is not a de Polignac number, because 2769688513 - 2²¹ = 2767591361 is a prime.

It is not a weakly prime, because it can be changed into another prime (2769688573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1384844256 + 1384844257.

It is an arithmetic number, because the mean of its divisors is an integer number (1384844257).

Almost surely, 2^2769688513 is an apocalyptic number.

It is an amenable number.

2769688513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2769688513 is an equidigital number, since it uses as much as digits as its factorization.

2769688513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 55.

The square root of 2769688513 is about 52627.8302136807. The cubic root of 2769688513 is about 1404.3552320739.

The spelling of 2769688513 in words is "two billion, seven hundred sixty-nine million, six hundred eighty-eight thousand, five hundred thirteen".