20004440002 has 4 divisors (see below), whose sum is σ = 30006660006. Its totient is φ = 10002220000.

The previous prime is 20004439999. The next prime is 20004440047.

20004440002 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14282879121 + 5721560881 = 119511^2 + 75641^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001109999 + ... + 5001110002.

Almost surely, 2^20004440002 is an apocalyptic number.

20004440002 is a deficient number, since it is larger than the sum of its proper divisors (10002220004).

20004440002 is a wasteful number, since it uses less digits than its factorization.

20004440002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10002220003.

The product of its (nonzero) digits is 256, while the sum is 16.

The spelling of 20004440002 in words is "twenty billion, four million, four hundred forty thousand, two".