2718125256767 has 4 divisors (see below), whose sum is σ = 2721203542200. Its totient is φ = 2715046971336.

The previous prime is 2718125256751. The next prime is 2718125256787. The reversal of 2718125256767 is 7676525218172.

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

It is a cyclic number.

It is not a de Polignac number, because 2718125256767 - 2⁴ = 2718125256751 is a prime.

It is a super-2 number, since 2×2718125256767² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2718125256787) 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, 1539141392 + ... + 1539143157.

It is an arithmetic number, because the mean of its divisors is an integer number (680300885550).

Almost surely, 2^{2718125256767} is an apocalyptic number.

2718125256767 is a deficient number, since it is larger than the sum of its proper divisors (3078285433).

2718125256767 is an equidigital number, since it uses as much as digits as its factorization.

2718125256767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078285432.

The product of its digits is 19756800, while the sum is 59.

The spelling of 2718125256767 in words is "two trillion, seven hundred eighteen billion, one hundred twenty-five million, two hundred fifty-six thousand, seven hundred sixty-seven".