259907709951 has 6 divisors (see below), whose sum is σ = 375422247720. Its totient is φ = 173271806628.

The previous prime is 259907709949. The next prime is 259907709961. The reversal of 259907709951 is 159907709952.

It is not a de Polignac number, because 259907709951 - 2¹ = 259907709949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259907709911) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14439317211 + ... + 14439317228.

It is an arithmetic number, because the mean of its divisors is an integer number (62570374620).

Almost surely, 2^259907709951 is an apocalyptic number.

259907709951 is a deficient number, since it is larger than the sum of its proper divisors (115514537769).

259907709951 is a wasteful number, since it uses less digits than its factorization.

259907709951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28878634445 (or 28878634442 counting only the distinct ones).

The product of its (nonzero) digits is 16074450, while the sum is 63.

Subtracting from 259907709951 its reverse (159907709952), we obtain a palindrome (99999999999).

The spelling of 259907709951 in words is "two hundred fifty-nine billion, nine hundred seven million, seven hundred nine thousand, nine hundred fifty-one".