2009632750709 has 2 divisors, whose sum is σ = 2009632750710. Its totient is φ = 2009632750708.

The previous prime is 2009632750633. The next prime is 2009632750721. The reversal of 2009632750709 is 9070572369002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1963277368900 + 46355381809 = 1401170^2 + 215303^2 .

It is a cyclic number.

It is not a de Polignac number, because 2009632750709 - 2¹⁶ = 2009632685173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2009632750759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004816375354 + 1004816375355.

It is an arithmetic number, because the mean of its divisors is an integer number (1004816375355).

Almost surely, 2^{2009632750709} is an apocalyptic number.

It is an amenable number.

2009632750709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2009632750709 is an equidigital number, since it uses as much as digits as its factorization.

2009632750709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1428840, while the sum is 50.

The spelling of 2009632750709 in words is "two trillion, nine billion, six hundred thirty-two million, seven hundred fifty thousand, seven hundred nine".