2002507819189 has 2 divisors, whose sum is σ = 2002507819190. Its totient is φ = 2002507819188.

The previous prime is 2002507819181. The next prime is 2002507819199. The reversal of 2002507819189 is 9819187052002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1793009375089 + 209498444100 = 1339033^2 + 457710^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002507819189 - 2³ = 2002507819181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002507819181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001253909594 + 1001253909595.

It is an arithmetic number, because the mean of its divisors is an integer number (1001253909595).

Almost surely, 2^{2002507819189} is an apocalyptic number.

It is an amenable number.

2002507819189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002507819189 is an equidigital number, since it uses as much as digits as its factorization.

2002507819189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 52.

The spelling of 2002507819189 in words is "two trillion, two billion, five hundred seven million, eight hundred nineteen thousand, one hundred eighty-nine".