326421015244166 has 8 divisors (see below), whose sum is σ = 496527741498384. Its totient is φ = 160911768078040.

The previous prime is 326421015244117. The next prime is 326421015244171. The reversal of 326421015244166 is 661442510124623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 326421015244166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149369771845 + ... + 1149369772128.

It is an arithmetic number, because the mean of its divisors is an integer number (62065967687298).

Almost surely, 2^{326421015244166} is an apocalyptic number.

326421015244166 is a deficient number, since it is larger than the sum of its proper divisors (170106726254218).

326421015244166 is a wasteful number, since it uses less digits than its factorization.

326421015244166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2298739544046.

The product of its (nonzero) digits is 1658880, while the sum is 47.

Adding to 326421015244166 its reverse (661442510124623), we get a palindrome (987863525368789).

The spelling of 326421015244166 in words is "three hundred twenty-six trillion, four hundred twenty-one billion, fifteen million, two hundred forty-four thousand, one hundred sixty-six".