440215111145344 has 32 divisors (see below), whose sum is σ = 883300329840600. Its totient is φ = 218524047969792.

The previous prime is 440215111145321. The next prime is 440215111145351. The reversal of 440215111145344 is 443541111512044.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 440215111145297 and 440215111145306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12371135287 + ... + 12371170870.

Almost surely, 2^{440215111145344} is an apocalyptic number.

It is an amenable number.

440215111145344 is an abundant number, since it is smaller than the sum of its proper divisors (443085218695256).

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

440215111145344 is a wasteful number, since it uses less digits than its factorization.

440215111145344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24742306310 (or 24742306298 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

Adding to 440215111145344 its reverse (443541111512044), we get a palindrome (883756222657388).

The spelling of 440215111145344 in words is "four hundred forty trillion, two hundred fifteen billion, one hundred eleven million, one hundred forty-five thousand, three hundred forty-four".