2736453643909 has 2 divisors, whose sum is σ = 2736453643910. Its totient is φ = 2736453643908.

The previous prime is 2736453643907. The next prime is 2736453643927. The reversal of 2736453643909 is 9093463546372.

2736453643909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2458326089025 + 278127554884 = 1567905^2 + 527378^2 .

It is a cyclic number.

It is not a de Polignac number, because 2736453643909 - 2¹ = 2736453643907 is a prime.

Together with 2736453643907, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2736453643907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1368226821954 + 1368226821955.

It is an arithmetic number, because the mean of its divisors is an integer number (1368226821955).

Almost surely, 2^{2736453643909} is an apocalyptic number.

It is an amenable number.

2736453643909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2736453643909 is an equidigital number, since it uses as much as digits as its factorization.

2736453643909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88179840, while the sum is 61.

The spelling of 2736453643909 in words is "two trillion, seven hundred thirty-six billion, four hundred fifty-three million, six hundred forty-three thousand, nine hundred nine".