404041453543440 has 120 divisors (see below), whose sum is σ = 1415901789432000. Its totient is φ = 103059849015552.

The previous prime is 404041453543361. The next prime is 404041453543447. The reversal of 404041453543440 is 44345354140404.

404041453543440 is a `hidden beast` number, since 4 + 0 + 4 + 0 + 4 + 14 + 53 + 543 + 4 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (404041453543447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12199302690 + ... + 12199335809.

It is an arithmetic number, because the mean of its divisors is an integer number (11799181578600).

Almost surely, 2^{404041453543440} is an apocalyptic number.

404041453543440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404041453543440 is an abundant number, since it is smaller than the sum of its proper divisors (1011860335888560).

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

404041453543440 is a wasteful number, since it uses less digits than its factorization.

404041453543440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24398638541 (or 24398638532 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 45.

The spelling of 404041453543440 in words is "four hundred four trillion, forty-one billion, four hundred fifty-three million, five hundred forty-three thousand, four hundred forty".