164516501 has 4 divisors (see below), whose sum is σ = 164946432. Its totient is φ = 164086572.

The previous prime is 164516461. The next prime is 164516503. The reversal of 164516501 is 105615461.

164516501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164516501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164516503) 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, 214391 + ... + 215156.

It is an arithmetic number, because the mean of its divisors is an integer number (41236608).

Almost surely, 2^164516501 is an apocalyptic number.

It is an amenable number.

164516501 is a deficient number, since it is larger than the sum of its proper divisors (429931).

164516501 is an equidigital number, since it uses as much as digits as its factorization.

164516501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429930.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 164516501 is about 12826.3985982036. The cubic root of 164516501 is about 547.9443940328.

The spelling of 164516501 in words is "one hundred sixty-four million, five hundred sixteen thousand, five hundred one".