20005550002 has 16 divisors (see below), whose sum is σ = 30127181112. Its totient is φ = 9963233280.

The previous prime is 20005549987. The next prime is 20005550011.

20005550002 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 7635439161 + 12370110841 = 87381^2 + 111221^2 .

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, 515602 + ... + 553042.

Almost surely, 2^20005550002 is an apocalyptic number.

20005550002 is a deficient number, since it is larger than the sum of its proper divisors (10121631110).

20005550002 is a wasteful number, since it uses less digits than its factorization.

20005550002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38493.

The product of its (nonzero) digits is 500, while the sum is 19.

The spelling of 20005550002 in words is "twenty billion, five million, five hundred fifty thousand, two".