867538542850312 has 8 divisors (see below), whose sum is σ = 1626634767844350. Its totient is φ = 433769271425152.

The previous prime is 867538542850307. The next prime is 867538542850321. The reversal of 867538542850312 is 213058245835768.

It can be written as a sum of positive squares in only one way, i.e., 572854833196996 + 294683709653316 = 23934386^2 + 17166354^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54221158928137 + ... + 54221158928152.

Almost surely, 2^{867538542850312} is an apocalyptic number.

It is an amenable number.

867538542850312 is a deficient number, since it is larger than the sum of its proper divisors (759096224994038).

867538542850312 is a wasteful number, since it uses less digits than its factorization.

867538542850312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108442317856295 (or 108442317856291 counting only the distinct ones).

The product of its (nonzero) digits is 387072000, while the sum is 67.

The spelling of 867538542850312 in words is "eight hundred sixty-seven trillion, five hundred thirty-eight billion, five hundred forty-two million, eight hundred fifty thousand, three hundred twelve".