2745575673 has 4 divisors (see below), whose sum is σ = 3660767568. Its totient is φ = 1830383780.

The previous prime is 2745575629. The next prime is 2745575681. The reversal of 2745575673 is 3765755472.

2745575673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2745575673 - 2¹⁰ = 2745574649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2745575473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457595943 + ... + 457595948.

It is an arithmetic number, because the mean of its divisors is an integer number (915191892).

Almost surely, 2^2745575673 is an apocalyptic number.

It is an amenable number.

2745575673 is a deficient number, since it is larger than the sum of its proper divisors (915191895).

2745575673 is an equidigital number, since it uses as much as digits as its factorization.

2745575673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915191894.

The product of its digits is 6174000, while the sum is 51.

The square root of 2745575673 is about 52398.2411250607. The cubic root of 2745575673 is about 1400.2679203230.

The spelling of 2745575673 in words is "two billion, seven hundred forty-five million, five hundred seventy-five thousand, six hundred seventy-three".