164484453 has 16 divisors (see below), whose sum is σ = 250822656. Its totient is φ = 93923760.

The previous prime is 164484413. The next prime is 164484461. The reversal of 164484453 is 354484461.

164484453 is a nontrivial binomial coefficient, being equal to C(18138, 2).

It is not a de Polignac number, because 164484453 - 2¹² = 164480357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164484413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52900 + ... + 55922.

It is an arithmetic number, because the mean of its divisors is an integer number (15676416).

Almost surely, 2^164484453 is an apocalyptic number.

164484453 is the 18137-th triangular number and also the 9069-th hexagonal number.

It is an amenable number.

164484453 is a deficient number, since it is larger than the sum of its proper divisors (86338203).

164484453 is a wasteful number, since it uses less digits than its factorization.

164484453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624.

The product of its digits is 184320, while the sum is 39.

The square root of 164484453 is about 12825.1492388978. The cubic root of 164484453 is about 547.9088116602.

The spelling of 164484453 in words is "one hundred sixty-four million, four hundred eighty-four thousand, four hundred fifty-three".