851534367264163 has 48 divisors (see below), whose sum is σ = 951590213298432. Its totient is φ = 755550798744000.

The previous prime is 851534367264151. The next prime is 851534367264169. The reversal of 851534367264163 is 361462763435158.

It is not a de Polignac number, because 851534367264163 - 2⁹ = 851534367263651 is a prime.

It is a super-2 number, since 2×851534367264163² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 851534367264095 and 851534367264104.

It is not an unprimeable number, because it can be changed into a prime (851534367264169) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26687995056 + ... + 26688026962.

It is an arithmetic number, because the mean of its divisors is an integer number (19824796110384).

Almost surely, 2^{851534367264163} is an apocalyptic number.

851534367264163 is a deficient number, since it is larger than the sum of its proper divisors (100055846034269).

851534367264163 is a wasteful number, since it uses less digits than its factorization.

851534367264163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35416 (or 35313 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 64.

The spelling of 851534367264163 in words is "eight hundred fifty-one trillion, five hundred thirty-four billion, three hundred sixty-seven million, two hundred sixty-four thousand, one hundred sixty-three".