1401212044444 has 12 divisors (see below), whose sum is σ = 2473821265104. Its totient is φ = 694405968704.

The previous prime is 1401212044429. The next prime is 1401212044483. The reversal of 1401212044444 is 4444402121041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550012872 + ... + 1550013775.

It is an arithmetic number, because the mean of its divisors is an integer number (206151772092).

Almost surely, 2^{1401212044444} is an apocalyptic number.

It is an amenable number.

1401212044444 is a deficient number, since it is larger than the sum of its proper divisors (1072609220660).

1401212044444 is a wasteful number, since it uses less digits than its factorization.

1401212044444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100026764 (or 3100026762 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 1401212044444 its reverse (4444402121041), we get a palindrome (5845614165485).

The spelling of 1401212044444 in words is "one trillion, four hundred one billion, two hundred twelve million, forty-four thousand, four hundred forty-four".