73400404444401 has 8 divisors (see below), whose sum is σ = 97917419995200. Its totient is φ = 48908495928272.

The previous prime is 73400404444379. The next prime is 73400404444483. The reversal of 73400404444401 is 10444440400437.

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

It is a cyclic number.

It is not a de Polignac number, because 73400404444401 - 2²⁶ = 73400337335537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73400404444401.

It is not an unprimeable number, because it can be changed into a prime (73400404440401) 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, 6276751845 + ... + 6276763538.

It is an arithmetic number, because the mean of its divisors is an integer number (12239677499400).

Almost surely, 2^{73400404444401} is an apocalyptic number.

It is an amenable number.

73400404444401 is a deficient number, since it is larger than the sum of its proper divisors (24517015550799).

73400404444401 is a wasteful number, since it uses less digits than its factorization.

73400404444401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12553517335.

The product of its (nonzero) digits is 344064, while the sum is 39.

Adding to 73400404444401 its reverse (10444440400437), we get a palindrome (83844844844838).

The spelling of 73400404444401 in words is "seventy-three trillion, four hundred billion, four hundred four million, four hundred forty-four thousand, four hundred one".