2559938885442 has 24 divisors (see below), whose sum is σ = 5613359968944. Its totient is φ = 843032082264.

The previous prime is 2559938885269. The next prime is 2559938885447. The reversal of 2559938885442 is 2445888399552.

It is a happy number.

2559938885442 is a `hidden beast` number, since 25 + 5 + 9 + 9 + 3 + 88 + 85 + 442 = 666.

It is not an unprimeable number, because it can be changed into a prime (2559938885447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 856738428 + ... + 856741415.

It is an arithmetic number, because the mean of its divisors is an integer number (233889998706).

Almost surely, 2^{2559938885442} is an apocalyptic number.

2559938885442 is an abundant number, since it is smaller than the sum of its proper divisors (3053421083502).

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

2559938885442 is a wasteful number, since it uses less digits than its factorization.

2559938885442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713479934 (or 1713479931 counting only the distinct ones).

The product of its digits is 995328000, while the sum is 72.

The spelling of 2559938885442 in words is "two trillion, five hundred fifty-nine billion, nine hundred thirty-eight million, eight hundred eighty-five thousand, four hundred forty-two".