2559535142 has 4 divisors (see below), whose sum is σ = 3839302716. Its totient is φ = 1279767570.

The previous prime is 2559535127. The next prime is 2559535169. The reversal of 2559535142 is 2415359552.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2559535142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639883784 + ... + 639883787.

It is an arithmetic number, because the mean of its divisors is an integer number (959825679).

Almost surely, 2^2559535142 is an apocalyptic number.

2559535142 is a deficient number, since it is larger than the sum of its proper divisors (1279767574).

2559535142 is a wasteful number, since it uses less digits than its factorization.

2559535142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279767573.

The product of its digits is 270000, while the sum is 41.

The square root of 2559535142 is about 50591.8485726703. The cubic root of 2559535142 is about 1367.8979506625.

The spelling of 2559535142 in words is "two billion, five hundred fifty-nine million, five hundred thirty-five thousand, one hundred forty-two".