259418132442 has 192 divisors, whose sum is σ = 681399613440. Its totient is φ = 69678403200.

The previous prime is 259418132401. The next prime is 259418132459. The reversal of 259418132442 is 244231814952.

259418132442 is a `hidden beast` number, since 2 + 594 + 1 + 8 + 13 + 2 + 4 + 42 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 254081892 + ... + 254082912.

It is an arithmetic number, because the mean of its divisors is an integer number (3548956320).

Almost surely, 2^259418132442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 259418132442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340699806720).

259418132442 is an abundant number, since it is smaller than the sum of its proper divisors (421981480998).

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

259418132442 is a wasteful number, since it uses less digits than its factorization.

259418132442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769 (or 1766 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 259418132442 in words is "two hundred fifty-nine billion, four hundred eighteen million, one hundred thirty-two thousand, four hundred forty-two".