1401443110442 has 16 divisors (see below), whose sum is σ = 2302573874760. Its totient is φ = 636761169408.

The previous prime is 1401443110423. The next prime is 1401443110447. The reversal of 1401443110442 is 2440113441041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1388176447681 + 13266662761 = 1178209^2 + 115181^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (1401443110447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710669963 + ... + 710671934.

Almost surely, 2^{1401443110442} is an apocalyptic number.

1401443110442 is a deficient number, since it is larger than the sum of its proper divisors (901130764318).

1401443110442 is a wasteful number, since it uses less digits than its factorization.

1401443110442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421341945.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 1401443110442 its reverse (2440113441041), we get a palindrome (3841556551483).

The spelling of 1401443110442 in words is "one trillion, four hundred one billion, four hundred forty-three million, one hundred ten thousand, four hundred forty-two".