1053444443064 has 128 divisors (see below), whose sum is σ = 2909361672000. Its totient is φ = 315796746240.

The previous prime is 1053444443053. The next prime is 1053444443071. The reversal of 1053444443064 is 4603444443501.

It is a happy number.

It is a super-2 number, since 2×1053444443064² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9320362 + ... + 9432710.

Almost surely, 2^{1053444443064} 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 1053444443064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1454680836000).

1053444443064 is an abundant number, since it is smaller than the sum of its proper divisors (1855917228936).

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

1053444443064 is a wasteful number, since it uses less digits than its factorization.

1053444443064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113145 (or 113141 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 42.

Adding to 1053444443064 its reverse (4603444443501), we get a palindrome (5656888886565).

The spelling of 1053444443064 in words is "one trillion, fifty-three billion, four hundred forty-four million, four hundred forty-three thousand, sixty-four".