164167161244 has 24 divisors (see below), whose sum is σ = 287890823808. Its totient is φ = 81912821760.

The previous prime is 164167161209. The next prime is 164167161329. The reversal of 164167161244 is 442161761461.

It is a super-3 number, since 3×164167161244³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164167161244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3755964 + ... + 3799420.

It is an arithmetic number, because the mean of its divisors is an integer number (11995450992).

Almost surely, 2^164167161244 is an apocalyptic number.

It is an amenable number.

164167161244 is a deficient number, since it is larger than the sum of its proper divisors (123723662564).

164167161244 is a wasteful number, since it uses less digits than its factorization.

164167161244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45405 (or 45403 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The spelling of 164167161244 in words is "one hundred sixty-four billion, one hundred sixty-seven million, one hundred sixty-one thousand, two hundred forty-four".