259580121426 has 24 divisors (see below), whose sum is σ = 592024839120. Its totient is φ = 81972669816.

The previous prime is 259580121421. The next prime is 259580121461. The reversal of 259580121426 is 624121085952.

259580121426 is a `hidden beast` number, since 2 + 5 + 9 + 580 + 1 + 21 + 42 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (259580121421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379502760 + ... + 379503443.

It is an arithmetic number, because the mean of its divisors is an integer number (24667701630).

Almost surely, 2^259580121426 is an apocalyptic number.

259580121426 is an abundant number, since it is smaller than the sum of its proper divisors (332444717694).

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

259580121426 is a wasteful number, since it uses less digits than its factorization.

259580121426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759006230 (or 759006227 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The spelling of 259580121426 in words is "two hundred fifty-nine billion, five hundred eighty million, one hundred twenty-one thousand, four hundred twenty-six".