2520641611 has 2 divisors, whose sum is σ = 2520641612. Its totient is φ = 2520641610.

The previous prime is 2520641597. The next prime is 2520641729. The reversal of 2520641611 is 1161460252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2520641611 - 2⁵ = 2520641579 is a prime.

It is a super-2 number, since 2×2520641611² = 12707268262209350642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2520641611.

It is not a weakly prime, because it can be changed into another prime (2520644611) 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, 1260320805 + 1260320806.

It is an arithmetic number, because the mean of its divisors is an integer number (1260320806).

Almost surely, 2^2520641611 is an apocalyptic number.

2520641611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520641611 is an equidigital number, since it uses as much as digits as its factorization.

2520641611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2520641611 is about 50205.9917838499. The cubic root of 2520641611 is about 1360.9339049339.

It can be divided in two parts, 2520641 and 611, that added together give a palindrome (2521252).

The spelling of 2520641611 in words is "two billion, five hundred twenty million, six hundred forty-one thousand, six hundred eleven".