2009927269177 has 2 divisors, whose sum is σ = 2009927269178. Its totient is φ = 2009927269176.

The previous prime is 2009927269157. The next prime is 2009927269223. The reversal of 2009927269177 is 7719627299002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1919266661376 + 90660607801 = 1385376^2 + 301099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2009927269177 is a prime.

It is a super-2 number, since 2×2009927269177² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2009927269157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004963634588 + 1004963634589.

It is an arithmetic number, because the mean of its divisors is an integer number (1004963634589).

Almost surely, 2^{2009927269177} is an apocalyptic number.

It is an amenable number.

2009927269177 is a deficient number, since it is larger than the sum of its proper divisors (1).

2009927269177 is an equidigital number, since it uses as much as digits as its factorization.

2009927269177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12002256, while the sum is 61.

The spelling of 2009927269177 in words is "two trillion, nine billion, nine hundred twenty-seven million, two hundred sixty-nine thousand, one hundred seventy-seven".