867268008190812 has 48 divisors (see below), whose sum is σ = 2026268201567232. Its totient is φ = 288712026303360.

The previous prime is 867268008190807. The next prime is 867268008190819. The reversal of 867268008190812 is 218091800862768.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867268008190819) 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 15 ways as a sum of consecutive naturals, for example, 13892623 + ... + 43903769.

It is an arithmetic number, because the mean of its divisors is an integer number (42213920865984).

Almost surely, 2^{867268008190812} is an apocalyptic number.

It is an amenable number.

867268008190812 is an abundant number, since it is smaller than the sum of its proper divisors (1159000193376420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

867268008190812 is a wasteful number, since it uses less digits than its factorization.

867268008190812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30014298 (or 30014296 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 66.

The spelling of 867268008190812 in words is "eight hundred sixty-seven trillion, two hundred sixty-eight billion, eight million, one hundred ninety thousand, eight hundred twelve".