2690551511 has 2 divisors, whose sum is σ = 2690551512. Its totient is φ = 2690551510.

The previous prime is 2690551483. The next prime is 2690551559. The reversal of 2690551511 is 1151550962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2690551511 - 2⁶ = 2690551447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2690551711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1345275755 + 1345275756.

It is an arithmetic number, because the mean of its divisors is an integer number (1345275756).

Almost surely, 2^2690551511 is an apocalyptic number.

2690551511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2690551511 is an equidigital number, since it uses as much as digits as its factorization.

2690551511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 35.

The square root of 2690551511 is about 51870.5264191525. The cubic root of 2690551511 is about 1390.8504553476.

The spelling of 2690551511 in words is "two billion, six hundred ninety million, five hundred fifty-one thousand, five hundred eleven".