164994674041922 has 32 divisors (see below), whose sum is σ = 257320301382144. Its totient is φ = 79261158700800.

The previous prime is 164994674041921. The next prime is 164994674041933. The reversal of 164994674041922 is 229140476499461.

It is a super-2 number, since 2×164994674041922² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164994674041921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5742308 + ... + 19051599.

It is an arithmetic number, because the mean of its divisors is an integer number (8041259418192).

Almost surely, 2^{164994674041922} is an apocalyptic number.

164994674041922 is a deficient number, since it is larger than the sum of its proper divisors (92325627340222).

164994674041922 is a wasteful number, since it uses less digits than its factorization.

164994674041922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24794714.

The product of its (nonzero) digits is 188116992, while the sum is 68.

The spelling of 164994674041922 in words is "one hundred sixty-four trillion, nine hundred ninety-four billion, six hundred seventy-four million, forty-one thousand, nine hundred twenty-two".