2541450705289 has 2 divisors, whose sum is σ = 2541450705290. Its totient is φ = 2541450705288.

The previous prime is 2541450705271. The next prime is 2541450705331. The reversal of 2541450705289 is 9825070541452.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2518569000000 + 22881705289 = 1587000^2 + 151267^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541450705289 - 2²¹ = 2541448608137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2541450745289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270725352644 + 1270725352645.

It is an arithmetic number, because the mean of its divisors is an integer number (1270725352645).

Almost surely, 2^{2541450705289} is an apocalyptic number.

It is an amenable number.

2541450705289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541450705289 is an equidigital number, since it uses as much as digits as its factorization.

2541450705289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 2541450705289 in words is "two trillion, five hundred forty-one billion, four hundred fifty million, seven hundred five thousand, two hundred eighty-nine".