404223554222625 has 32 divisors (see below), whose sum is σ = 672629555355264. Its totient is φ = 215585395224000.

The previous prime is 404223554222623. The next prime is 404223554222639. The reversal of 404223554222625 is 526222455322404.

It is a happy number.

It is not a de Polignac number, because 404223554222625 - 2¹ = 404223554222623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404223554222623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206464807 + ... + 208413443.

It is an arithmetic number, because the mean of its divisors is an integer number (21019673604852).

Almost surely, 2^{404223554222625} is an apocalyptic number.

It is an amenable number.

404223554222625 is a deficient number, since it is larger than the sum of its proper divisors (268406001132639).

404223554222625 is a wasteful number, since it uses less digits than its factorization.

404223554222625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501826 (or 2501816 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 48.

The spelling of 404223554222625 in words is "four hundred four trillion, two hundred twenty-three billion, five hundred fifty-four million, two hundred twenty-two thousand, six hundred twenty-five".