164465853 has 8 divisors (see below), whose sum is σ = 219825600. Its totient is φ = 109375008.

The previous prime is 164465839. The next prime is 164465867. The reversal of 164465853 is 358564461.

It is an interprime number because it is at equal distance from previous prime (164465839) and next prime (164465867).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 164465853 - 2⁶ = 164465789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164465053) 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, 65793 + ... + 68246.

It is an arithmetic number, because the mean of its divisors is an integer number (27478200).

Almost surely, 2^164465853 is an apocalyptic number.

It is an amenable number.

164465853 is a deficient number, since it is larger than the sum of its proper divisors (55359747).

164465853 is a wasteful number, since it uses less digits than its factorization.

164465853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134451.

The product of its digits is 345600, while the sum is 42.

The square root of 164465853 is about 12824.4240806361. The cubic root of 164465853 is about 547.8881582633. Note that the first 3 decimals are identical.

The spelling of 164465853 in words is "one hundred sixty-four million, four hundred sixty-five thousand, eight hundred fifty-three".