2745323887191 has 8 divisors (see below), whose sum is σ = 3875751370224. Its totient is φ = 1722556164480.

The previous prime is 2745323887129. The next prime is 2745323887217. The reversal of 2745323887191 is 1917883235472.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2745323887191 - 2¹⁸ = 2745323625047 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2745323887391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26914940020 + ... + 26914940121.

It is an arithmetic number, because the mean of its divisors is an integer number (484468921278).

Almost surely, 2^{2745323887191} is an apocalyptic number.

2745323887191 is a deficient number, since it is larger than the sum of its proper divisors (1130427483033).

2745323887191 is a wasteful number, since it uses less digits than its factorization.

2745323887191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53829880161.

The product of its digits is 20321280, while the sum is 60.

The spelling of 2745323887191 in words is "two trillion, seven hundred forty-five billion, three hundred twenty-three million, eight hundred eighty-seven thousand, one hundred ninety-one".