164612463 has 4 divisors (see below), whose sum is σ = 219483288. Its totient is φ = 109741640.

The previous prime is 164612453. The next prime is 164612467. The reversal of 164612463 is 364216461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164612463 - 2⁵ = 164612431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164612467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27435408 + ... + 27435413.

It is an arithmetic number, because the mean of its divisors is an integer number (54870822).

Almost surely, 2^164612463 is an apocalyptic number.

164612463 is a deficient number, since it is larger than the sum of its proper divisors (54870825).

164612463 is an equidigital number, since it uses as much as digits as its factorization.

164612463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54870824.

The product of its digits is 20736, while the sum is 33.

The square root of 164612463 is about 12830.1388534965. The cubic root of 164612463 is about 548.0509114527.

The spelling of 164612463 in words is "one hundred sixty-four million, six hundred twelve thousand, four hundred sixty-three".