20016001652 has 24 divisors (see below), whose sum is σ = 35372665440. Its totient is φ = 9909617760.

The previous prime is 20016001633. The next prime is 20016001711. The reversal of 20016001652 is 25610061002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960827 + ... + 981437.

It is an arithmetic number, because the mean of its divisors is an integer number (1473861060).

Almost surely, 2^20016001652 is an apocalyptic number.

It is an amenable number.

20016001652 is a deficient number, since it is larger than the sum of its proper divisors (15356663788).

20016001652 is a wasteful number, since it uses less digits than its factorization.

20016001652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22991 (or 22989 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 20016001652 its reverse (25610061002), we get a palindrome (45626062654).

The spelling of 20016001652 in words is "twenty billion, sixteen million, one thousand, six hundred fifty-two".