259799959350 has 216 divisors, whose sum is σ = 763685596440. Its totient is φ = 63099532800.

The previous prime is 259799959313. The next prime is 259799959421. The reversal of 259799959350 is 53959997952.

259799959350 is a `hidden beast` number, since 25 + 9 + 7 + 9 + 9 + 9 + 593 + 5 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 7333981 + ... + 7369319.

It is an arithmetic number, because the mean of its divisors is an integer number (3535581465).

Almost surely, 2^259799959350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 259799959350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381842798220).

259799959350 is an abundant number, since it is smaller than the sum of its proper divisors (503885637090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259799959350 is a wasteful number, since it uses less digits than its factorization.

259799959350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35436 (or 35397 counting only the distinct ones).

The product of its (nonzero) digits is 310007250, while the sum is 72.

The spelling of 259799959350 in words is "two hundred fifty-nine billion, seven hundred ninety-nine million, nine hundred fifty-nine thousand, three hundred fifty".