404350254450444 has 24 divisors (see below), whose sum is σ = 943565621367600. Its totient is φ = 134771747533504.

The previous prime is 404350254450437. The next prime is 404350254450451. The reversal of 404350254450444 is 444054452053404.

It is an interprime number because it is at equal distance from previous prime (404350254450437) and next prime (404350254450451).

It is a junction number, because it is equal to n+sod(n) for n = 404350254450393 and 404350254450402.

It is an unprimeable number.

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, 1458682719 + ... + 1458959894.

It is an arithmetic number, because the mean of its divisors is an integer number (39315234223650).

Almost surely, 2^{404350254450444} is an apocalyptic number.

It is an amenable number.

404350254450444 is an abundant number, since it is smaller than the sum of its proper divisors (539215366917156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404350254450444 is a wasteful number, since it uses less digits than its factorization.

404350254450444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917654169 (or 2917654167 counting only the distinct ones).

The product of its (nonzero) digits is 12288000, while the sum is 48.

The spelling of 404350254450444 in words is "four hundred four trillion, three hundred fifty billion, two hundred fifty-four million, four hundred fifty thousand, four hundred forty-four".