1444740341142 has 96 divisors (see below), whose sum is σ = 3373314844032. Its totient is φ = 411301691136.

The previous prime is 1444740341141. The next prime is 1444740341173. The reversal of 1444740341142 is 2411430474441.

It is a self number, because there is not a number n which added to its sum of digits gives 1444740341142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444740341141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 105271893 + ... + 105285615.

It is an arithmetic number, because the mean of its divisors is an integer number (35138696292).

Almost surely, 2^{1444740341142} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444740341142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686657422016).

1444740341142 is an abundant number, since it is smaller than the sum of its proper divisors (1928574502890).

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

1444740341142 is a wasteful number, since it uses less digits than its factorization.

1444740341142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15002 (or 14995 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 39.

The spelling of 1444740341142 in words is "one trillion, four hundred forty-four billion, seven hundred forty million, three hundred forty-one thousand, one hundred forty-two".