2540242533007 has 2 divisors, whose sum is σ = 2540242533008. Its totient is φ = 2540242533006.

The previous prime is 2540242532957. The next prime is 2540242533011. The reversal of 2540242533007 is 7003352420452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2540242533007 - 2¹⁹ = 2540242008719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2540242533407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270121266503 + 1270121266504.

It is an arithmetic number, because the mean of its divisors is an integer number (1270121266504).

Almost surely, 2^{2540242533007} is an apocalyptic number.

2540242533007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2540242533007 is an equidigital number, since it uses as much as digits as its factorization.

2540242533007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 37.

Adding to 2540242533007 its reverse (7003352420452), we get a palindrome (9543594953459).

The spelling of 2540242533007 in words is "two trillion, five hundred forty billion, two hundred forty-two million, five hundred thirty-three thousand, seven".