164011478399 has 8 divisors (see below), whose sum is σ = 164266043040. Its totient is φ = 163757113696.

The previous prime is 164011478363. The next prime is 164011478417. The reversal of 164011478399 is 993874110461.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164011478399 is a prime.

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 164011478399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164011478329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1635677 + ... + 1733049.

It is an arithmetic number, because the mean of its divisors is an integer number (20533255380).

Almost surely, 2^164011478399 is an apocalyptic number.

164011478399 is a deficient number, since it is larger than the sum of its proper divisors (254564641).

164011478399 is a wasteful number, since it uses less digits than its factorization.

164011478399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99969.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 164011478399 in words is "one hundred sixty-four billion, eleven million, four hundred seventy-eight thousand, three hundred ninety-nine".