326572172050 has 24 divisors (see below), whose sum is σ = 607487782356. Its totient is φ = 130615203840.

The previous prime is 326572172033. The next prime is 326572172149. The reversal of 326572172050 is 50271275623.

It can be written as a sum of positive squares in 6 ways, for example, as 64425100041 + 262147072009 = 253821^2 + 512003^2 .

It is a junction number, because it is equal to n+sod(n) for n = 326572171994 and 326572172012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148074 + ... + 821626.

Almost surely, 2^326572172050 is an apocalyptic number.

326572172050 is a deficient number, since it is larger than the sum of its proper divisors (280915610306).

326572172050 is a wasteful number, since it uses less digits than its factorization.

326572172050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683262 (or 683257 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 326572172050 in words is "three hundred twenty-six billion, five hundred seventy-two million, one hundred seventy-two thousand, fifty".