1400321344422 has 128 divisors (see below), whose sum is σ = 3923795312640. Its totient is φ = 321143898240.

The previous prime is 1400321344421. The next prime is 1400321344459. The reversal of 1400321344422 is 2244431230041.

It is a self number, because there is not a number n which added to its sum of digits gives 1400321344422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400321344421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4930422 + ... + 5206697.

It is an arithmetic number, because the mean of its divisors is an integer number (30654650880).

Almost surely, 2^{1400321344422} is an apocalyptic number.

1400321344422 is an abundant number, since it is smaller than the sum of its proper divisors (2523473968218).

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

1400321344422 is a wasteful number, since it uses less digits than its factorization.

1400321344422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10137178.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 1400321344422 its reverse (2244431230041), we get a palindrome (3644752574463).

The spelling of 1400321344422 in words is "one trillion, four hundred billion, three hundred twenty-one million, three hundred forty-four thousand, four hundred twenty-two".