164175825226 has 16 divisors (see below), whose sum is σ = 281509269696. Its totient is φ = 70344818496.

The previous prime is 164175825197. The next prime is 164175825227. The reversal of 164175825226 is 622528571461.

It is a self number, because there is not a number n which added to its sum of digits gives 164175825226.

It is not an unprimeable number, because it can be changed into a prime (164175825227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1291236 + ... + 1412671.

It is an arithmetic number, because the mean of its divisors is an integer number (17594329356).

Almost surely, 2^164175825226 is an apocalyptic number.

164175825226 is a deficient number, since it is larger than the sum of its proper divisors (117333444470).

164175825226 is a wasteful number, since it uses less digits than its factorization.

164175825226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708253.

The product of its digits is 1612800, while the sum is 49.

The spelling of 164175825226 in words is "one hundred sixty-four billion, one hundred seventy-five million, eight hundred twenty-five thousand, two hundred twenty-six".