40404145354344 has 48 divisors (see below), whose sum is σ = 114185628180000. Its totient is φ = 12882481126944.

The previous prime is 40404145354343. The next prime is 40404145354357. The reversal of 40404145354344 is 44345354140404.

40404145354344 is a `hidden beast` number, since 4 + 0 + 4 + 0 + 4 + 14 + 53 + 543 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40404145354344.

It is not an unprimeable number, because it can be changed into a prime (40404145354343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12199317594 + ... + 12199320905.

It is an arithmetic number, because the mean of its divisors is an integer number (2378867253750).

Almost surely, 2^{40404145354344} is an apocalyptic number.

It is an amenable number.

40404145354344 is an abundant number, since it is smaller than the sum of its proper divisors (73781482825656).

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

40404145354344 is a wasteful number, since it uses less digits than its factorization.

40404145354344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24398638534 (or 24398638527 counting only the distinct ones).

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

Adding to 40404145354344 its reverse (44345354140404), we get a palindrome (84749499494748).

The spelling of 40404145354344 in words is "forty trillion, four hundred four billion, one hundred forty-five million, three hundred fifty-four thousand, three hundred forty-four".