1400314220244 has 18 divisors (see below), whose sum is σ = 3539683167930. Its totient is φ = 466771406736.

The previous prime is 1400314220171. The next prime is 1400314220273. The reversal of 1400314220244 is 4420224130041.

1400314220244 is a `hidden beast` number, since 1 + 400 + 3 + 14 + 2 + 2 + 0 + 244 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1257874402500 + 142439817744 = 1121550^2 + 377412^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19448808579 + ... + 19448808650.

It is an arithmetic number, because the mean of its divisors is an integer number (196649064885).

Almost surely, 2^{1400314220244} is an apocalyptic number.

It is an amenable number.

1400314220244 is an abundant number, since it is smaller than the sum of its proper divisors (2139368947686).

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

1400314220244 is a wasteful number, since it uses less digits than its factorization.

1400314220244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38897617239 (or 38897617234 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1400314220244 its reverse (4420224130041), we get a palindrome (5820538350285).

The spelling of 1400314220244 in words is "one trillion, four hundred billion, three hundred fourteen million, two hundred twenty thousand, two hundred forty-four".