325215521405346 has 64 divisors (see below), whose sum is σ = 764200188662400. Its totient is φ = 90962540298240.

The previous prime is 325215521405321. The next prime is 325215521405351. The reversal of 325215521405346 is 643504125512523.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 325215521405295 and 325215521405304.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2813121 + ... + 25658228.

It is an arithmetic number, because the mean of its divisors is an integer number (11940627947850).

Almost surely, 2^{325215521405346} is an apocalyptic number.

325215521405346 is an abundant number, since it is smaller than the sum of its proper divisors (438984667257054).

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

325215521405346 is a wasteful number, since it uses less digits than its factorization.

325215521405346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28484691.

The product of its (nonzero) digits is 4320000, while the sum is 48.

Adding to 325215521405346 its reverse (643504125512523), we get a palindrome (968719646917869).

The spelling of 325215521405346 in words is "three hundred twenty-five trillion, two hundred fifteen billion, five hundred twenty-one million, four hundred five thousand, three hundred forty-six".