3256428246523 has 4 divisors (see below), whose sum is σ = 3256797506760. Its totient is φ = 3256058986288.

The previous prime is 3256428246521. The next prime is 3256428246559.

3256428246523 is nontrivially palindromic in base 10.

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 3256428246523 - 2¹ = 3256428246521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3256428246521) 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, 184616890 + ... + 184634527.

It is an arithmetic number, because the mean of its divisors is an integer number (814199376690).

Almost surely, 2^{3256428246523} is an apocalyptic number.

3256428246523 is a deficient number, since it is larger than the sum of its proper divisors (369260237).

3256428246523 is an equidigital number, since it uses as much as digits as its factorization.

3256428246523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369260236.

The product of its digits is 16588800, while the sum is 52.

The spelling of 3256428246523 in words is "three trillion, two hundred fifty-six billion, four hundred twenty-eight million, two hundred forty-six thousand, five hundred twenty-three".