2052475668 has 144 divisors (see below), whose sum is σ = 5448643200. Its totient is φ = 651006720.

The previous prime is 2052475639. The next prime is 2052475669. The reversal of 2052475668 is 8665742502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052475669) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14765943 + ... + 14766081.

It is an arithmetic number, because the mean of its divisors is an integer number (37837800).

Almost surely, 2^2052475668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2052475668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2724321600).

2052475668 is an abundant number, since it is smaller than the sum of its proper divisors (3396167532).

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

2052475668 is a wasteful number, since it uses less digits than its factorization.

2052475668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The square root of 2052475668 is about 45304.2566212050. The cubic root of 2052475668 is about 1270.8452570536.

The spelling of 2052475668 in words is "two billion, fifty-two million, four hundred seventy-five thousand, six hundred sixty-eight".