2002011652 has 6 divisors (see below), whose sum is σ = 3503520398. Its totient is φ = 1001005824.

The previous prime is 2002011631. The next prime is 2002011667. The reversal of 2002011652 is 2561102002.

It can be written as a sum of positive squares in only one way, i.e., 1920542976 + 81468676 = 43824^2 + 9026^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250251453 + ... + 250251460.

Almost surely, 2^2002011652 is an apocalyptic number.

It is an amenable number.

2002011652 is a deficient number, since it is larger than the sum of its proper divisors (1501508746).

2002011652 is a wasteful number, since it uses less digits than its factorization.

2002011652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500502917 (or 500502915 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2002011652 is about 44743.8448504372. The cubic root of 2002011652 is about 1260.3433287968.

Adding to 2002011652 its reverse (2561102002), we get a palindrome (4563113654).

The spelling of 2002011652 in words is "two billion, two million, eleven thousand, six hundred fifty-two".