325256656540443 has 32 divisors (see below), whose sum is σ = 472498012118016. Its totient is φ = 198187192309248.

The previous prime is 325256656540427. The next prime is 325256656540451. The reversal of 325256656540443 is 344045656652523.

It is not a de Polignac number, because 325256656540443 - 2⁴ = 325256656540427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325256656540943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163799971 + ... + 165773772.

It is an arithmetic number, because the mean of its divisors is an integer number (14765562878688).

Almost surely, 2^{325256656540443} is an apocalyptic number.

325256656540443 is a deficient number, since it is larger than the sum of its proper divisors (147241355577573).

325256656540443 is a wasteful number, since it uses less digits than its factorization.

325256656540443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329574323.

The product of its (nonzero) digits is 311040000, while the sum is 60.

The spelling of 325256656540443 in words is "three hundred twenty-five trillion, two hundred fifty-six billion, six hundred fifty-six million, five hundred forty thousand, four hundred forty-three".