259413084869 has 4 divisors (see below), whose sum is σ = 260862320160. Its totient is φ = 257963849580.

The previous prime is 259413084841. The next prime is 259413084923. The reversal of 259413084869 is 968480314952.

It is a happy number.

259413084869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259413084869 is a prime.

It is a super-2 number, since 2×259413084869² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259413084569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724617377 + ... + 724617734.

It is an arithmetic number, because the mean of its divisors is an integer number (65215580040).

Almost surely, 2^259413084869 is an apocalyptic number.

It is an amenable number.

259413084869 is a deficient number, since it is larger than the sum of its proper divisors (1449235291).

259413084869 is a wasteful number, since it uses less digits than its factorization.

259413084869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449235290.

The product of its (nonzero) digits is 14929920, while the sum is 59.

The spelling of 259413084869 in words is "two hundred fifty-nine billion, four hundred thirteen million, eighty-four thousand, eight hundred sixty-nine".