404452364553 has 12 divisors (see below), whose sum is σ = 584217265008. Its totient is φ = 269631081720.

The previous prime is 404452364531. The next prime is 404452364597. The reversal of 404452364553 is 355463254404.

404452364553 is a `hidden beast` number, since 4 + 0 + 44 + 52 + 3 + 6 + 4 + 553 = 666.

It is not a de Polignac number, because 404452364553 - 2¹⁰ = 404452363529 is a prime.

It is a super-3 number, since 3×404452364553³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404452364499 and 404452364508.

It is not an unprimeable number, because it can be changed into a prime (404452364053) 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 11 ways as a sum of consecutive naturals, for example, 446958 + ... + 1004328.

It is an arithmetic number, because the mean of its divisors is an integer number (48684772084).

Almost surely, 2^404452364553 is an apocalyptic number.

It is an amenable number.

404452364553 is a deficient number, since it is larger than the sum of its proper divisors (179764900455).

404452364553 is a wasteful number, since it uses less digits than its factorization.

404452364553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638004 (or 638001 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

The spelling of 404452364553 in words is "four hundred four billion, four hundred fifty-two million, three hundred sixty-four thousand, five hundred fifty-three".