289469740038697 has 2 divisors, whose sum is σ = 289469740038698. Its totient is φ = 289469740038696.

The previous prime is 289469740038691. The next prime is 289469740038823. The reversal of 289469740038697 is 796830047964982.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227109089479321 + 62360650559376 = 15070139^2 + 7896876^2 .

It is a cyclic number.

It is not a de Polignac number, because 289469740038697 - 2¹⁹ = 289469739514409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 289469740038697.

It is not a weakly prime, because it can be changed into another prime (289469740038691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144734870019348 + 144734870019349.

It is an arithmetic number, because the mean of its divisors is an integer number (144734870019349).

Almost surely, 2^{289469740038697} is an apocalyptic number.

It is an amenable number.

289469740038697 is a deficient number, since it is larger than the sum of its proper divisors (1).

289469740038697 is an equidigital number, since it uses as much as digits as its factorization.

289469740038697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7900913664, while the sum is 82.

The spelling of 289469740038697 in words is "two hundred eighty-nine trillion, four hundred sixty-nine billion, seven hundred forty million, thirty-eight thousand, six hundred ninety-seven".