2068661614 has 4 divisors (see below), whose sum is σ = 3102992424. Its totient is φ = 1034330806.

The previous prime is 2068661597. The next prime is 2068661629. The reversal of 2068661614 is 4161668602.

It is a happy number.

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

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, 517165402 + ... + 517165405.

It is an arithmetic number, because the mean of its divisors is an integer number (775748106).

Almost surely, 2^2068661614 is an apocalyptic number.

2068661614 is a deficient number, since it is larger than the sum of its proper divisors (1034330810).

2068661614 is a wasteful number, since it uses less digits than its factorization.

2068661614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034330809.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 2068661614 is about 45482.5418594871. The cubic root of 2068661614 is about 1274.1771677210.

The spelling of 2068661614 in words is "two billion, sixty-eight million, six hundred sixty-one thousand, six hundred fourteen".