325621340005205 has 16 divisors (see below), whose sum is σ = 405377816886000. Its totient is φ = 250793742635520.

The previous prime is 325621340005153. The next prime is 325621340005207. The reversal of 325621340005205 is 502500043126523.

It can be written as a sum of positive squares in 8 ways, for example, as 49514260324 + 325571825744881 = 222518^2 + 18043609^2 .

It is not a de Polignac number, because 325621340005205 - 2¹⁸ = 325621339743061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325621340005207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3217233656 + ... + 3217334865.

It is an arithmetic number, because the mean of its divisors is an integer number (25336113555375).

Almost surely, 2^{325621340005205} is an apocalyptic number.

It is an amenable number.

325621340005205 is a deficient number, since it is larger than the sum of its proper divisors (79756476880795).

325621340005205 is a wasteful number, since it uses less digits than its factorization.

325621340005205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6434568904.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 325621340005205 in words is "three hundred twenty-five trillion, six hundred twenty-one billion, three hundred forty million, five thousand, two hundred five".