326216525854 has 4 divisors (see below), whose sum is σ = 489324788784. Its totient is φ = 163108262926.

The previous prime is 326216525813. The next prime is 326216525861. The reversal of 326216525854 is 458525612623.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 326216525798 and 326216525807.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 81554131462 + ... + 81554131465.

It is an arithmetic number, because the mean of its divisors is an integer number (122331197196).

Almost surely, 2^326216525854 is an apocalyptic number.

326216525854 is a deficient number, since it is larger than the sum of its proper divisors (163108262930).

326216525854 is a wasteful number, since it uses less digits than its factorization.

326216525854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163108262929.

The product of its digits is 3456000, while the sum is 49.

The spelling of 326216525854 in words is "three hundred twenty-six billion, two hundred sixteen million, five hundred twenty-five thousand, eight hundred fifty-four".