2542041133747 has 2 divisors, whose sum is σ = 2542041133748. Its totient is φ = 2542041133746.

The previous prime is 2542041133741. The next prime is 2542041133763. The reversal of 2542041133747 is 7473311402452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2542041133747 - 2²³ = 2542032745139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2542041133741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271020566873 + 1271020566874.

It is an arithmetic number, because the mean of its divisors is an integer number (1271020566874).

Almost surely, 2^{2542041133747} is an apocalyptic number.

2542041133747 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542041133747 is an equidigital number, since it uses as much as digits as its factorization.

2542041133747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 2542041133747 in words is "two trillion, five hundred forty-two billion, forty-one million, one hundred thirty-three thousand, seven hundred forty-seven".