867276068643 has 24 divisors (see below), whose sum is σ = 1271038959840. Its totient is φ = 569749023360.

The previous prime is 867276068537. The next prime is 867276068651. The reversal of 867276068643 is 346860672768.

It is not a de Polignac number, because 867276068643 - 2¹⁸ = 867275806499 is a prime.

It is a super-2 number, since 2×867276068643² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (867276061643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133458 + ... + 1323768.

It is an arithmetic number, because the mean of its divisors is an integer number (52959956660).

Almost surely, 2^867276068643 is an apocalyptic number.

867276068643 is a deficient number, since it is larger than the sum of its proper divisors (403762891197).

867276068643 is a wasteful number, since it uses less digits than its factorization.

867276068643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191499 (or 1191496 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 63.

The spelling of 867276068643 in words is "eight hundred sixty-seven billion, two hundred seventy-six million, sixty-eight thousand, six hundred forty-three".