164505146424618 has 8 divisors (see below), whose sum is σ = 329010292849248. Its totient is φ = 54835048808204.

The previous prime is 164505146424617. The next prime is 164505146424851. The reversal of 164505146424618 is 816424641505461.

It is a happy number.

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

164505146424618 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (164505146424617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13708762202046 + ... + 13708762202057.

It is an arithmetic number, because the mean of its divisors is an integer number (41126286606156).

Almost surely, 2^{164505146424618} is an apocalyptic number.

164505146424618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

164505146424618 is a wasteful number, since it uses less digits than its factorization.

164505146424618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27417524404108.

The product of its (nonzero) digits is 22118400, while the sum is 57.

The spelling of 164505146424618 in words is "one hundred sixty-four trillion, five hundred five billion, one hundred forty-six million, four hundred twenty-four thousand, six hundred eighteen".