2061568142 has 8 divisors (see below), whose sum is σ = 3098069832. Its totient is φ = 1028878200.

The previous prime is 2061568133. The next prime is 2061568163. The reversal of 2061568142 is 2418651602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951584 + ... + 953747.

It is an arithmetic number, because the mean of its divisors is an integer number (387258729).

Almost surely, 2^2061568142 is an apocalyptic number.

2061568142 is a deficient number, since it is larger than the sum of its proper divisors (1036501690).

2061568142 is a wasteful number, since it uses less digits than its factorization.

2061568142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905874.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 2061568142 is about 45404.4947334512. The cubic root of 2061568142 is about 1272.7191089461.

The spelling of 2061568142 in words is "two billion, sixty-one million, five hundred sixty-eight thousand, one hundred forty-two".