259805528153 has 4 divisors (see below), whose sum is σ = 260940050340. Its totient is φ = 258671005968.

The previous prime is 259805528149. The next prime is 259805528189. The reversal of 259805528153 is 351825508952.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 247892460544 + 11913067609 = 497888^2 + 109147^2 .

It is a cyclic number.

It is not a de Polignac number, because 259805528153 - 2² = 259805528149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 259805528095 and 259805528104.

It is not an unprimeable number, because it can be changed into a prime (259805528113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567260750 + ... + 567261207.

It is an arithmetic number, because the mean of its divisors is an integer number (65235012585).

Almost surely, 2^259805528153 is an apocalyptic number.

It is an amenable number.

259805528153 is a deficient number, since it is larger than the sum of its proper divisors (1134522187).

259805528153 is a wasteful number, since it uses less digits than its factorization.

259805528153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134522186.

The product of its (nonzero) digits is 4320000, while the sum is 53.

The spelling of 259805528153 in words is "two hundred fifty-nine billion, eight hundred five million, five hundred twenty-eight thousand, one hundred fifty-three".