10012105025444 has 12 divisors (see below), whose sum is σ = 18443351362800. Its totient is φ = 4742576064648.

The previous prime is 10012105025399. The next prime is 10012105025459. The reversal of 10012105025444 is 44452050121001.

It is a happy 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, 65869111934 + ... + 65869112085.

It is an arithmetic number, because the mean of its divisors is an integer number (1536945946900).

Almost surely, 2^{10012105025444} is an apocalyptic number.

It is an amenable number.

10012105025444 is a deficient number, since it is larger than the sum of its proper divisors (8431246337356).

10012105025444 is a wasteful number, since it uses less digits than its factorization.

10012105025444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131738224042 (or 131738224040 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 10012105025444 its reverse (44452050121001), we get a palindrome (54464155146445).

The spelling of 10012105025444 in words is "ten trillion, twelve billion, one hundred five million, twenty-five thousand, four hundred forty-four".