2541228589729 has 2 divisors, whose sum is σ = 2541228589730. Its totient is φ = 2541228589728.

The previous prime is 2541228589693. The next prime is 2541228589733. The reversal of 2541228589729 is 9279858221452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2443522333329 + 97706256400 = 1563177^2 + 312580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541228589729 is a prime.

It is not a weakly prime, because it can be changed into another prime (2541228589429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270614294864 + 1270614294865.

It is an arithmetic number, because the mean of its divisors is an integer number (1270614294865).

Almost surely, 2^{2541228589729} is an apocalyptic number.

It is an amenable number.

2541228589729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541228589729 is an equidigital number, since it uses as much as digits as its factorization.

2541228589729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58060800, while the sum is 64.

The spelling of 2541228589729 in words is "two trillion, five hundred forty-one billion, two hundred twenty-eight million, five hundred eighty-nine thousand, seven hundred twenty-nine".