2736805009 has 2 divisors, whose sum is σ = 2736805010. Its totient is φ = 2736805008.

The previous prime is 2736804991. The next prime is 2736805033. The reversal of 2736805009 is 9005086372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1415264400 + 1321540609 = 37620^2 + 36353^2 .

It is a cyclic number.

It is not a de Polignac number, because 2736805009 - 2⁵ = 2736804977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2736805039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1368402504 + 1368402505.

It is an arithmetic number, because the mean of its divisors is an integer number (1368402505).

Almost surely, 2^2736805009 is an apocalyptic number.

It is an amenable number.

2736805009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2736805009 is an equidigital number, since it uses as much as digits as its factorization.

2736805009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 2736805009 is about 52314.4818286486. The cubic root of 2736805009 is about 1398.7752910215.

The spelling of 2736805009 in words is "two billion, seven hundred thirty-six million, eight hundred five thousand, nine".