164009078 has 8 divisors (see below), whose sum is σ = 246084480. Its totient is φ = 81980920.

The previous prime is 164009071. The next prime is 164009117. The reversal of 164009078 is 870900461.

164009078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164009071) 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, 1238 + ... + 18153.

It is an arithmetic number, because the mean of its divisors is an integer number (30760560).

Almost surely, 2^164009078 is an apocalyptic number.

164009078 is a deficient number, since it is larger than the sum of its proper divisors (82075402).

164009078 is a wasteful number, since it uses less digits than its factorization.

164009078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23622.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 164009078 is about 12806.6029063136. The cubic root of 164009078 is about 547.3804669443.

The spelling of 164009078 in words is "one hundred sixty-four million, nine thousand, seventy-eight".