164561406614 has 32 divisors (see below), whose sum is σ = 285318806400. Its totient is φ = 70352115840.

The previous prime is 164561406613. The next prime is 164561406617. The reversal of 164561406614 is 416604165461.

164561406614 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164561406613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394877 + ... + 696455.

It is an arithmetic number, because the mean of its divisors is an integer number (8916212700).

Almost surely, 2^164561406614 is an apocalyptic number.

164561406614 is a deficient number, since it is larger than the sum of its proper divisors (120757399786).

164561406614 is a wasteful number, since it uses less digits than its factorization.

164561406614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303068.

The product of its (nonzero) digits is 414720, while the sum is 44.

It can be divided in two parts, 164561 and 406614, that added together give a palindrome (571175).

The spelling of 164561406614 in words is "one hundred sixty-four billion, five hundred sixty-one million, four hundred six thousand, six hundred fourteen".