2549652811 has 2 divisors, whose sum is σ = 2549652812. Its totient is φ = 2549652810.

The previous prime is 2549652803. The next prime is 2549652841. The reversal of 2549652811 is 1182569452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2549652811 - 2³ = 2549652803 is a prime.

It is not a weakly prime, because it can be changed into another prime (2549652841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274826405 + 1274826406.

It is an arithmetic number, because the mean of its divisors is an integer number (1274826406).

Almost surely, 2^2549652811 is an apocalyptic number.

2549652811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2549652811 is an equidigital number, since it uses as much as digits as its factorization.

2549652811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 43.

The square root of 2549652811 is about 50494.0868914371. The cubic root of 2549652811 is about 1366.1352014889.

The spelling of 2549652811 in words is "two billion, five hundred forty-nine million, six hundred fifty-two thousand, eight hundred eleven".