1406143440002 has 48 divisors (see below), whose sum is σ = 2462576369400. Its totient is φ = 600425280000.

The previous prime is 1406143440001. The next prime is 1406143440067. The reversal of 1406143440002 is 2000443416041.

It can be written as a sum of positive squares in 4 ways, for example, as 1200473026921 + 205670413081 = 1095661^2 + 453509^2 .

It is not an unprimeable number, because it can be changed into a prime (1406143440001) 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 23 ways as a sum of consecutive naturals, for example, 44481002 + ... + 44512602.

Almost surely, 2^{1406143440002} is an apocalyptic number.

1406143440002 is a deficient number, since it is larger than the sum of its proper divisors (1056432929398).

1406143440002 is a wasteful number, since it uses less digits than its factorization.

1406143440002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33267 (or 33260 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1406143440002 its reverse (2000443416041), we get a palindrome (3406586856043).

The spelling of 1406143440002 in words is "one trillion, four hundred six billion, one hundred forty-three million, four hundred forty thousand, two".