164009018935461 has 8 divisors (see below), whose sum is σ = 249918505044544. Its totient is φ = 93719439391680.

The previous prime is 164009018935379. The next prime is 164009018935481. The reversal of 164009018935461 is 164539810900461.

It is a happy number.

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

It is not a de Polignac number, because 164009018935461 - 2²⁶ = 164008951826597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164009018935481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3904976641300 + ... + 3904976641341.

It is an arithmetic number, because the mean of its divisors is an integer number (31239813130568).

Almost surely, 2^{164009018935461} is an apocalyptic number.

It is an amenable number.

164009018935461 is a deficient number, since it is larger than the sum of its proper divisors (85909486109083).

164009018935461 is an equidigital number, since it uses as much as digits as its factorization.

164009018935461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7809953282651.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 164009018935461 in words is "one hundred sixty-four trillion, nine billion, eighteen million, nine hundred thirty-five thousand, four hundred sixty-one".