164014002505 has 8 divisors (see below), whose sum is σ = 197847258624. Its totient is φ = 130524231600.

The previous prime is 164014002431. The next prime is 164014002533. The reversal of 164014002505 is 505200410461.

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

It is not a de Polignac number, because 164014002505 - 2²¹ = 164011905353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85870251 + ... + 85872160.

It is an arithmetic number, because the mean of its divisors is an integer number (24730907328).

Almost surely, 2^164014002505 is an apocalyptic number.

It is an amenable number.

164014002505 is a deficient number, since it is larger than the sum of its proper divisors (33833256119).

164014002505 is a wasteful number, since it uses less digits than its factorization.

164014002505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171742607.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 164014002505 its reverse (505200410461), we get a palindrome (669214412966).

The spelling of 164014002505 in words is "one hundred sixty-four billion, fourteen million, two thousand, five hundred five".