164550093955 has 12 divisors (see below), whose sum is σ = 213817756320. Its totient is φ = 121513914912.

The previous prime is 164550093949. The next prime is 164550093971. The reversal of 164550093955 is 559390055461.

It is a de Polignac number, because none of the positive numbers 2^k-164550093955 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97366075 + ... + 97367764.

It is an arithmetic number, because the mean of its divisors is an integer number (17818146360).

Almost surely, 2^164550093955 is an apocalyptic number.

164550093955 is a deficient number, since it is larger than the sum of its proper divisors (49267662365).

164550093955 is a wasteful number, since it uses less digits than its factorization.

164550093955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194733870 (or 194733857 counting only the distinct ones).

The product of its (nonzero) digits is 3645000, while the sum is 52.

The spelling of 164550093955 in words is "one hundred sixty-four billion, five hundred fifty million, ninety-three thousand, nine hundred fifty-five".