325664621520606 has 24 divisors (see below), whose sum is σ = 705616367353560. Its totient is φ = 108553383472176.

The previous prime is 325664621520569. The next prime is 325664621520607. The reversal of 325664621520606 is 606025126466523.

325664621520606 is a `hidden beast` number, since 3 + 2 + 5 + 6 + 6 + 4 + 6 + 2 + 1 + 5 + 20 + 606 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325664621520607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122849445 + ... + 125472368.

It is an arithmetic number, because the mean of its divisors is an integer number (29400681973065).

Almost surely, 2^{325664621520606} is an apocalyptic number.

325664621520606 is an abundant number, since it is smaller than the sum of its proper divisors (379951745832954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325664621520606 is a wasteful number, since it uses less digits than its factorization.

325664621520606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248394680 (or 248394677 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 54.

The spelling of 325664621520606 in words is "three hundred twenty-five trillion, six hundred sixty-four billion, six hundred twenty-one million, five hundred twenty thousand, six hundred six".