164465275616 has 24 divisors (see below), whose sum is σ = 325180687104. Its totient is φ = 81879704320.

The previous prime is 164465275573. The next prime is 164465275627. The reversal of 164465275616 is 616572564461.

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, 11021600 + ... + 11036511.

It is an arithmetic number, because the mean of its divisors is an integer number (13549195296).

Almost surely, 2^164465275616 is an apocalyptic number.

164465275616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164465275616 is a deficient number, since it is larger than the sum of its proper divisors (160715411488).

164465275616 is a wasteful number, since it uses less digits than its factorization.

164465275616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22058354 (or 22058346 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 53.

The spelling of 164465275616 in words is "one hundred sixty-four billion, four hundred sixty-five million, two hundred seventy-five thousand, six hundred sixteen".