2745547573009 has 2 divisors, whose sum is σ = 2745547573010. Its totient is φ = 2745547573008.

The previous prime is 2745547572967. The next prime is 2745547573031. The reversal of 2745547573009 is 9003757455472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2677232250625 + 68315322384 = 1636225^2 + 261372^2 .

It is a cyclic number.

It is not a de Polignac number, because 2745547573009 - 2¹⁷ = 2745547441937 is a prime.

It is a super-2 number, since 2×2745547573009² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2745547573039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1372773786504 + 1372773786505.

It is an arithmetic number, because the mean of its divisors is an integer number (1372773786505).

Almost surely, 2^{2745547573009} is an apocalyptic number.

It is an amenable number.

2745547573009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2745547573009 is an equidigital number, since it uses as much as digits as its factorization.

2745547573009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37044000, while the sum is 58.

The spelling of 2745547573009 in words is "two trillion, seven hundred forty-five billion, five hundred forty-seven million, five hundred seventy-three thousand, nine".