164513970698 has 64 divisors (see below), whose sum is σ = 327581107200. Its totient is φ = 59988791040.

The previous prime is 164513970683. The next prime is 164513970707. The reversal of 164513970698 is 896079315461.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293093 + ... + 644151.

It is an arithmetic number, because the mean of its divisors is an integer number (5118454800).

Almost surely, 2^164513970698 is an apocalyptic number.

164513970698 is a deficient number, since it is larger than the sum of its proper divisors (163067136502).

164513970698 is a wasteful number, since it uses less digits than its factorization.

164513970698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351275.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 164513970698 in words is "one hundred sixty-four billion, five hundred thirteen million, nine hundred seventy thousand, six hundred ninety-eight".