1402143413444 has 12 divisors (see below), whose sum is σ = 2455475334144. Its totient is φ = 700579032264.

The previous prime is 1402143413381. The next prime is 1402143413449. The reversal of 1402143413444 is 4443143412041.

It is a super-2 number, since 2×1402143413444² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1402143413449) 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 3 ways as a sum of consecutive naturals, for example, 123162212 + ... + 123173595.

It is an arithmetic number, because the mean of its divisors is an integer number (204622944512).

Almost surely, 2^{1402143413444} is an apocalyptic number.

It is an amenable number.

1402143413444 is a deficient number, since it is larger than the sum of its proper divisors (1053331920700).

1402143413444 is a wasteful number, since it uses less digits than its factorization.

1402143413444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246337234 (or 246337232 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 1402143413444 its reverse (4443143412041), we get a palindrome (5845286825485).

The spelling of 1402143413444 in words is "one trillion, four hundred two billion, one hundred forty-three million, four hundred thirteen thousand, four hundred forty-four".