2543032240009 has 2 divisors, whose sum is σ = 2543032240010. Its totient is φ = 2543032240008.

The previous prime is 2543032239973. The next prime is 2543032240061. The reversal of 2543032240009 is 9000422303452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2298968575225 + 244063664784 = 1516235^2 + 494028^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543032240009 - 2¹¹ = 2543032237961 is a prime.

It is not a weakly prime, because it can be changed into another prime (2543032220009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271516120004 + 1271516120005.

It is an arithmetic number, because the mean of its divisors is an integer number (1271516120005).

Almost surely, 2^{2543032240009} is an apocalyptic number.

It is an amenable number.

2543032240009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543032240009 is an equidigital number, since it uses as much as digits as its factorization.

2543032240009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 2543032240009 in words is "two trillion, five hundred forty-three billion, thirty-two million, two hundred forty thousand, nine".