402144333112 has 8 divisors (see below), whose sum is σ = 754020624600. Its totient is φ = 201072166552.

The previous prime is 402144333091. The next prime is 402144333181. The reversal of 402144333112 is 211333441204.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25134020812 + ... + 25134020827.

It is an arithmetic number, because the mean of its divisors is an integer number (94252578075).

Almost surely, 2^402144333112 is an apocalyptic number.

It is an amenable number.

402144333112 is a deficient number, since it is larger than the sum of its proper divisors (351876291488).

402144333112 is a wasteful number, since it uses less digits than its factorization.

402144333112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50268041645 (or 50268041641 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 402144333112 its reverse (211333441204), we get a palindrome (613477774316).

The spelling of 402144333112 in words is "four hundred two billion, one hundred forty-four million, three hundred thirty-three thousand, one hundred twelve".