1401103444552 has 48 divisors (see below), whose sum is σ = 3056388818220. Its totient is φ = 600392217600.

The previous prime is 1401103444529. The next prime is 1401103444667. The reversal of 1401103444552 is 2554443011041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1104529533156 + 296573911396 = 1050966^2 + 544586^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2727552 + ... + 3200272.

Almost surely, 2^{1401103444552} is an apocalyptic number.

It is an amenable number.

1401103444552 is an abundant number, since it is smaller than the sum of its proper divisors (1655285373668).

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

1401103444552 is a wasteful number, since it uses less digits than its factorization.

1401103444552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480302 (or 480291 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 1401103444552 its reverse (2554443011041), we get a palindrome (3955546455593).

The spelling of 1401103444552 in words is "one trillion, four hundred one billion, one hundred three million, four hundred forty-four thousand, five hundred fifty-two".