2271256343425 has 6 divisors (see below), whose sum is σ = 2816357865878. Its totient is φ = 1817005074720.

The previous prime is 2271256343399. The next prime is 2271256343441. The reversal of 2271256343425 is 5243436521722.

It can be written as a sum of positive squares in 3 ways, for example, as 567503075584 + 1703753267841 = 753328^2 + 1305279^2 .

It is not a de Polignac number, because 2271256343425 - 2¹⁵ = 2271256310657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45425126844 + ... + 45425126893.

Almost surely, 2^{2271256343425} is an apocalyptic number.

2271256343425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2271256343425 is a deficient number, since it is larger than the sum of its proper divisors (545101522453).

2271256343425 is an equidigital number, since it uses as much as digits as its factorization.

2271256343425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90850253747 (or 90850253742 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 46.

The spelling of 2271256343425 in words is "two trillion, two hundred seventy-one billion, two hundred fifty-six million, three hundred forty-three thousand, four hundred twenty-five".