20002660602 has 16 divisors (see below), whose sum is σ = 40051687680. Its totient is φ = 6659825792.

The previous prime is 20002660511. The next prime is 20002660603. The reversal of 20002660602 is 20606620002.

It is not an unprimeable number, because it can be changed into a prime (20002660603) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1926327 + ... + 1936682.

It is an arithmetic number, because the mean of its divisors is an integer number (2503230480).

Almost surely, 2^20002660602 is an apocalyptic number.

20002660602 is an abundant number, since it is smaller than the sum of its proper divisors (20049027078).

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

20002660602 is a wasteful number, since it uses less digits than its factorization.

20002660602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3863877.

The product of its (nonzero) digits is 1728, while the sum is 24.

The spelling of 20002660602 in words is "twenty billion, two million, six hundred sixty thousand, six hundred two".