164368364140 has 24 divisors (see below), whose sum is σ = 354502581552. Its totient is φ = 63970390080.

The previous prime is 164368364119. The next prime is 164368364197. The reversal of 164368364140 is 41463863461.

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 7 ways as a sum of consecutive naturals, for example, 111058966 + ... + 111060445.

It is an arithmetic number, because the mean of its divisors is an integer number (14770940898).

Almost surely, 2^164368364140 is an apocalyptic number.

164368364140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164368364140 is an abundant number, since it is smaller than the sum of its proper divisors (190134217412).

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

164368364140 is a wasteful number, since it uses less digits than its factorization.

164368364140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222119457 (or 222119455 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 164368364140 in words is "one hundred sixty-four billion, three hundred sixty-eight million, three hundred sixty-four thousand, one hundred forty".