2731713212731 has 8 divisors (see below), whose sum is σ = 2735072121600. Its totient is φ = 2728354550760.

The previous prime is 2731713212729. The next prime is 2731713212791. The reversal of 2731713212731 is 1372123171372.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2731713212731 - 2¹ = 2731713212729 is a prime.

It is a super-2 number, since 2×2731713212731² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2731713212791) 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, 32587690 + ... + 32671408.

It is an arithmetic number, because the mean of its divisors is an integer number (341884015200).

Almost surely, 2^{2731713212731} is an apocalyptic number.

2731713212731 is a deficient number, since it is larger than the sum of its proper divisors (3358908869).

2731713212731 is an equidigital number, since it uses as much as digits as its factorization.

2731713212731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123449.

The product of its digits is 74088, while the sum is 40.

The spelling of 2731713212731 in words is "two trillion, seven hundred thirty-one billion, seven hundred thirteen million, two hundred twelve thousand, seven hundred thirty-one".