2009192920002 has 12 divisors (see below), whose sum is σ = 4353251326710. Its totient is φ = 669730973328.

The previous prime is 2009192919973. The next prime is 2009192920039. The reversal of 2009192920002 is 2000292919002.

It can be written as a sum of positive squares in only one way, i.e., 1987736236641 + 21456683361 = 1409871^2 + 146481^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55810914427 + ... + 55810914462.

Almost surely, 2^{2009192920002} is an apocalyptic number.

2009192920002 is an abundant number, since it is smaller than the sum of its proper divisors (2344058406708).

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

2009192920002 is a wasteful number, since it uses less digits than its factorization.

2009192920002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111621828897 (or 111621828894 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 2009192920002 in words is "two trillion, nine billion, one hundred ninety-two million, nine hundred twenty thousand, two".