164413263 has 8 divisors (see below), whose sum is σ = 250534528. Its totient is φ = 93950424.

The previous prime is 164413259. The next prime is 164413279. The reversal of 164413263 is 362314461.

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

It is not a de Polignac number, because 164413263 - 2² = 164413259 is a prime.

It is a super-3 number, since 3×164413263³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164413263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164413063) 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, 3914581 + ... + 3914622.

It is an arithmetic number, because the mean of its divisors is an integer number (31316816).

Almost surely, 2^164413263 is an apocalyptic number.

164413263 is a deficient number, since it is larger than the sum of its proper divisors (86121265).

164413263 is an equidigital number, since it uses as much as digits as its factorization.

164413263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7829213.

The product of its digits is 10368, while the sum is 30.

The square root of 164413263 is about 12822.3735322287. The cubic root of 164413263 is about 547.8297540223.

The spelling of 164413263 in words is "one hundred sixty-four million, four hundred thirteen thousand, two hundred sixty-three".