20001716002 has 8 divisors (see below), whose sum is σ = 30133590300. Its totient is φ = 9957185904.

The previous prime is 20001715949. The next prime is 20001716023. The reversal of 20001716002 is 20061710002.

It can be written as a sum of positive squares in 2 ways, for example, as 19954670121 + 47045881 = 141261^2 + 6859^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21835477 + ... + 21836392.

Almost surely, 2^20001716002 is an apocalyptic number.

20001716002 is a deficient number, since it is larger than the sum of its proper divisors (10131874298).

20001716002 is a wasteful number, since it uses less digits than its factorization.

20001716002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43672100.

The product of its (nonzero) digits is 168, while the sum is 19.

The spelling of 20001716002 in words is "twenty billion, one million, seven hundred sixteen thousand, two".