1400343040312 has 16 divisors (see below), whose sum is σ = 2625663801600. Its totient is φ = 700166026560.

The previous prime is 1400343040297. The next prime is 1400343040361. The reversal of 1400343040312 is 2130403430041.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 521737 + ... + 1752967.

It is an arithmetic number, because the mean of its divisors is an integer number (164103987600).

Almost surely, 2^{1400343040312} is an apocalyptic number.

It is an amenable number.

1400343040312 is a deficient number, since it is larger than the sum of its proper divisors (1225320761288).

1400343040312 is a wasteful number, since it uses less digits than its factorization.

1400343040312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373406 (or 1373402 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1400343040312 its reverse (2130403430041), we get a palindrome (3530746470353).

The spelling of 1400343040312 in words is "one trillion, four hundred billion, three hundred forty-three million, forty thousand, three hundred twelve".