2052350666 has 4 divisors (see below), whose sum is σ = 3078526002. Its totient is φ = 1026175332.

The previous prime is 2052350639. The next prime is 2052350681. The reversal of 2052350666 is 6660532502.

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

It can be written as a sum of positive squares in only one way, i.e., 2046205225 + 6145441 = 45235^2 + 2479^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513087665 + ... + 513087668.

Almost surely, 2^2052350666 is an apocalyptic number.

2052350666 is a deficient number, since it is larger than the sum of its proper divisors (1026175336).

2052350666 is a wasteful number, since it uses less digits than its factorization.

2052350666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026175335.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 2052350666 is about 45302.8770168077. The cubic root of 2052350666 is about 1270.8194570850.

The spelling of 2052350666 in words is "two billion, fifty-two million, three hundred fifty thousand, six hundred sixty-six".