20204064002 has 4 divisors (see below), whose sum is σ = 30306096006. Its totient is φ = 10102032000.

The previous prime is 20204063989. The next prime is 20204064037. The reversal of 20204064002 is 20046040202.

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., 20204063881 + 121 = 142141^2 + 11^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051015999 + ... + 5051016002.

Almost surely, 2^20204064002 is an apocalyptic number.

20204064002 is a deficient number, since it is larger than the sum of its proper divisors (10102032004).

20204064002 is a wasteful number, since it uses less digits than its factorization.

20204064002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10102032003.

The product of its (nonzero) digits is 768, while the sum is 20.

The spelling of 20204064002 in words is "twenty billion, two hundred four million, sixty-four thousand, two".