2745886301245 has 4 divisors (see below), whose sum is σ = 3295063561500. Its totient is φ = 2196709040992.

The previous prime is 2745886301243. The next prime is 2745886301267. The reversal of 2745886301245 is 5421036885472.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 870076662841 + 1875809638404 = 932779^2 + 1369602^2 .

It is a cyclic number.

It is not a de Polignac number, because 2745886301245 - 2¹ = 2745886301243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2745886301243) 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, 274588630120 + ... + 274588630129.

It is an arithmetic number, because the mean of its divisors is an integer number (823765890375).

Almost surely, 2^{2745886301245} is an apocalyptic number.

It is an amenable number.

2745886301245 is a deficient number, since it is larger than the sum of its proper divisors (549177260255).

2745886301245 is an equidigital number, since it uses as much as digits as its factorization.

2745886301245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549177260254.

The product of its (nonzero) digits is 12902400, while the sum is 55.

The spelling of 2745886301245 in words is "two trillion, seven hundred forty-five billion, eight hundred eighty-six million, three hundred one thousand, two hundred forty-five".