404023415352145 has 16 divisors (see below), whose sum is σ = 490983996412800. Its totient is φ = 319139597462400.

The previous prime is 404023415352131. The next prime is 404023415352163. The reversal of 404023415352145 is 541253514320404.

It is a happy number.

It is not a de Polignac number, because 404023415352145 - 2¹¹ = 404023415350097 is a prime.

It is a super-2 number, since 2×404023415352145² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1549692876 + ... + 1549953565.

It is an arithmetic number, because the mean of its divisors is an integer number (30686499775800).

Almost surely, 2^{404023415352145} is an apocalyptic number.

It is an amenable number.

404023415352145 is a deficient number, since it is larger than the sum of its proper divisors (86960581060655).

404023415352145 is a wasteful number, since it uses less digits than its factorization.

404023415352145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099646776.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 404023415352145 its reverse (541253514320404), we get a palindrome (945276929672549).

The spelling of 404023415352145 in words is "four hundred four trillion, twenty-three billion, four hundred fifteen million, three hundred fifty-two thousand, one hundred forty-five".