851003361272 has 8 divisors (see below), whose sum is σ = 1595631302400. Its totient is φ = 425501680632.

The previous prime is 851003361269. The next prime is 851003361317. The reversal of 851003361272 is 272163300158.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53187710072 + ... + 53187710087.

It is an arithmetic number, because the mean of its divisors is an integer number (199453912800).

Almost surely, 2^851003361272 is an apocalyptic number.

It is an amenable number.

851003361272 is a deficient number, since it is larger than the sum of its proper divisors (744627941128).

851003361272 is a wasteful number, since it uses less digits than its factorization.

851003361272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106375420165 (or 106375420161 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 851003361272 in words is "eight hundred fifty-one billion, three million, three hundred sixty-one thousand, two hundred seventy-two".