40344334215444 has 96 divisors (see below), whose sum is σ = 124736105840640. Its totient is φ = 11025780774624.

The previous prime is 40344334215443. The next prime is 40344334215461. The reversal of 40344334215444 is 44451243344304.

40344334215444 is a `hidden beast` number, since 4 + 0 + 34 + 4 + 33 + 42 + 1 + 544 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40344334215444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40344334215443) 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, 1160102644 + ... + 1160137419.

It is an arithmetic number, because the mean of its divisors is an integer number (1299334435840).

Almost surely, 2^{40344334215444} is an apocalyptic number.

It is an amenable number.

40344334215444 is an abundant number, since it is smaller than the sum of its proper divisors (84391771625196).

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

40344334215444 is a wasteful number, since it uses less digits than its factorization.

40344334215444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320240106 (or 2320240098 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 45.

Adding to 40344334215444 its reverse (44451243344304), we get a palindrome (84795577559748).

The spelling of 40344334215444 in words is "forty trillion, three hundred forty-four billion, three hundred thirty-four million, two hundred fifteen thousand, four hundred forty-four".