2731703742723 has 4 divisors (see below), whose sum is σ = 3642271656968. Its totient is φ = 1821135828480.

The previous prime is 2731703742697. The next prime is 2731703742727. The reversal of 2731703742723 is 3272473071372.

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

It is not a de Polignac number, because 2731703742723 - 2⁶ = 2731703742659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2731703742727) 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, 455283957118 + ... + 455283957123.

It is an arithmetic number, because the mean of its divisors is an integer number (910567914242).

Almost surely, 2^{2731703742723} is an apocalyptic number.

2731703742723 is a deficient number, since it is larger than the sum of its proper divisors (910567914245).

2731703742723 is an equidigital number, since it uses as much as digits as its factorization.

2731703742723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910567914244.

The product of its (nonzero) digits is 2074464, while the sum is 48.

The spelling of 2731703742723 in words is "two trillion, seven hundred thirty-one billion, seven hundred three million, seven hundred forty-two thousand, seven hundred twenty-three".