164492554 has 16 divisors (see below), whose sum is σ = 252030240. Its totient is φ = 80501040.

The previous prime is 164492551. The next prime is 164492567. The reversal of 164492554 is 455294461.

It is not an unprimeable number, because it can be changed into a prime (164492551) 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, 13549 + ... + 22639.

It is an arithmetic number, because the mean of its divisors is an integer number (15751890).

Almost surely, 2^164492554 is an apocalyptic number.

164492554 is a deficient number, since it is larger than the sum of its proper divisors (87537686).

164492554 is a wasteful number, since it uses less digits than its factorization.

164492554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9285.

The product of its digits is 172800, while the sum is 40.

The square root of 164492554 is about 12825.4650597941. The cubic root of 164492554 is about 547.9178065050.

The spelling of 164492554 in words is "one hundred sixty-four million, four hundred ninety-two thousand, five hundred fifty-four".