2509420269611 has 2 divisors, whose sum is σ = 2509420269612. Its totient is φ = 2509420269610.

The previous prime is 2509420269569. The next prime is 2509420269617. The reversal of 2509420269611 is 1169620249052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2509420269611 - 2⁶ = 2509420269547 is a prime.

It is not a weakly prime, because it can be changed into another prime (2509420269617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1254710134805 + 1254710134806.

It is an arithmetic number, because the mean of its divisors is an integer number (1254710134806).

Almost surely, 2^{2509420269611} is an apocalyptic number.

2509420269611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2509420269611 is an equidigital number, since it uses as much as digits as its factorization.

2509420269611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 2509420269611 in words is "two trillion, five hundred nine billion, four hundred twenty million, two hundred sixty-nine thousand, six hundred eleven".