325406226473 has 4 divisors (see below), whose sum is σ = 325452873300. Its totient is φ = 325359579648.

The previous prime is 325406226463. The next prime is 325406226487. The reversal of 325406226473 is 374622604523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 374622604523 = 157 ⋅2386131239.

It can be written as a sum of positive squares in 2 ways, for example, as 219503494144 + 105902732329 = 468512^2 + 325427^2 .

It is a cyclic number.

It is not a de Polignac number, because 325406226473 - 2⁸ = 325406226217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325406226433) 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, 23312948 + ... + 23326901.

It is an arithmetic number, because the mean of its divisors is an integer number (81363218325).

Almost surely, 2^325406226473 is an apocalyptic number.

It is an amenable number.

325406226473 is a deficient number, since it is larger than the sum of its proper divisors (46646827).

325406226473 is an equidigital number, since it uses as much as digits as its factorization.

325406226473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46646826.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 325406226473 in words is "three hundred twenty-five billion, four hundred six million, two hundred twenty-six thousand, four hundred seventy-three".