1431444140044 has 6 divisors (see below), whose sum is σ = 2505027245084. Its totient is φ = 715722070020.

The previous prime is 1431444140039. The next prime is 1431444140107. The reversal of 1431444140044 is 4400414441341.

It is a junction number, because it is equal to n+sod(n) for n = 1431444139991 and 1431444140009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178930517502 + ... + 178930517509.

Almost surely, 2^{1431444140044} is an apocalyptic number.

It is an amenable number.

1431444140044 is a deficient number, since it is larger than the sum of its proper divisors (1073583105040).

1431444140044 is a wasteful number, since it uses less digits than its factorization.

1431444140044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357861035015 (or 357861035013 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 1431444140044 its reverse (4400414441341), we get a palindrome (5831858581385).

The spelling of 1431444140044 in words is "one trillion, four hundred thirty-one billion, four hundred forty-four million, one hundred forty thousand, forty-four".