20604040602 has 16 divisors (see below), whose sum is σ = 41616083232. Its totient is φ = 6800013200.

The previous prime is 20604040543. The next prime is 20604040649.

20604040602 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16999428 + ... + 17000639.

It is an arithmetic number, because the mean of its divisors is an integer number (2601005202).

Almost surely, 2^20604040602 is an apocalyptic number.

20604040602 is an abundant number, since it is smaller than the sum of its proper divisors (21012042630).

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

20604040602 is a wasteful number, since it uses less digits than its factorization.

20604040602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000173.

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 206040 and 40602, that added together give a palindrome (246642).

The spelling of 20604040602 in words is "twenty billion, six hundred four million, forty thousand, six hundred two".