259388349839961 has 8 divisors (see below), whose sum is σ = 345862981105344. Its totient is φ = 172919642567280.

The previous prime is 259388349839959. The next prime is 259388349839999. The reversal of 259388349839961 is 169938943883952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 259388349839961 - 2¹ = 259388349839959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (259388349839561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1480896006 + ... + 1481071151.

It is an arithmetic number, because the mean of its divisors is an integer number (43232872638168).

Almost surely, 2^{259388349839961} is an apocalyptic number.

It is an amenable number.

259388349839961 is a deficient number, since it is larger than the sum of its proper divisors (86474631265383).

259388349839961 is a wasteful number, since it uses less digits than its factorization.

259388349839961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961996351.

The product of its digits is 21767823360, while the sum is 87.

The spelling of 259388349839961 in words is "two hundred fifty-nine trillion, three hundred eighty-eight billion, three hundred forty-nine million, eight hundred thirty-nine thousand, nine hundred sixty-one".