1045421040144 has 160 divisors (see below), whose sum is σ = 2936164573440. Its totient is φ = 318609432576.

The previous prime is 1045421040143. The next prime is 1045421040161. The reversal of 1045421040144 is 4410401245401.

1045421040144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1045421040143) 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, 39054637 + ... + 39081395.

It is an arithmetic number, because the mean of its divisors is an integer number (18351028584).

Almost surely, 2^{1045421040144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045421040144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468082286720).

1045421040144 is an abundant number, since it is smaller than the sum of its proper divisors (1890743533296).

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

1045421040144 is a wasteful number, since it uses less digits than its factorization.

1045421040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27377 (or 27371 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 1045421040144 its reverse (4410401245401), we get a palindrome (5455822285545).

The spelling of 1045421040144 in words is "one trillion, forty-five billion, four hundred twenty-one million, forty thousand, one hundred forty-four".