440214141234144 has 48 divisors (see below), whose sum is σ = 1158579254310912. Its totient is φ = 146354919005568.

The previous prime is 440214141234143. The next prime is 440214141234181. The reversal of 440214141234144 is 441432141412044.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440214141234143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5986339174 + ... + 5986412709.

It is an arithmetic number, because the mean of its divisors is an integer number (24137067798144).

Almost surely, 2^{440214141234144} is an apocalyptic number.

It is an amenable number.

440214141234144 is an abundant number, since it is smaller than the sum of its proper divisors (718365113076768).

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

440214141234144 is a wasteful number, since it uses less digits than its factorization.

440214141234144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11972752279 (or 11972752271 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 39.

Adding to 440214141234144 its reverse (441432141412044), we get a palindrome (881646282646188).

The spelling of 440214141234144 in words is "four hundred forty trillion, two hundred fourteen billion, one hundred forty-one million, two hundred thirty-four thousand, one hundred forty-four".