404523423153 has 24 divisors (see below), whose sum is σ = 604515985320. Its totient is φ = 260358900480.

The previous prime is 404523423151. The next prime is 404523423169. The reversal of 404523423153 is 351324325404.

404523423153 is a `hidden beast` number, since 4 + 0 + 452 + 34 + 23 + 153 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 45444433329 + 359078989824 = 213177^2 + 599232^2 .

It is not a de Polignac number, because 404523423153 - 2¹ = 404523423151 is a prime.

It is a super-2 number, since 2×404523423153² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404523423151) 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 23 ways as a sum of consecutive naturals, for example, 3022923 + ... + 3153903.

It is an arithmetic number, because the mean of its divisors is an integer number (25188166055).

Almost surely, 2^404523423153 is an apocalyptic number.

It is an amenable number.

404523423153 is a deficient number, since it is larger than the sum of its proper divisors (199992562167).

404523423153 is a wasteful number, since it uses less digits than its factorization.

404523423153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142849 (or 142846 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 404523423153 its reverse (351324325404), we get a palindrome (755847748557).

The spelling of 404523423153 in words is "four hundred four billion, five hundred twenty-three million, four hundred twenty-three thousand, one hundred fifty-three".