444214013144 has 32 divisors (see below), whose sum is σ = 909354330000. Its totient is φ = 201752181120.

The previous prime is 444214013077. The next prime is 444214013161. The reversal of 444214013144 is 441310412444.

It is a super-4 number, since 4×444214013144⁴ (a number of 48 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 444214013144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1931519 + ... + 2149230.

Almost surely, 2^444214013144 is an apocalyptic number.

444214013144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444214013144 is an abundant number, since it is smaller than the sum of its proper divisors (465140316856).

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

444214013144 is a wasteful number, since it uses less digits than its factorization.

444214013144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082003 (or 4081999 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 444214013144 its reverse (441310412444), we get a palindrome (885524425588).

The spelling of 444214013144 in words is "four hundred forty-four billion, two hundred fourteen million, thirteen thousand, one hundred forty-four".