867421200414911 has 2 divisors, whose sum is σ = 867421200414912. Its totient is φ = 867421200414910.

The previous prime is 867421200414907. The next prime is 867421200414941. The reversal of 867421200414911 is 119414002124768.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 867421200414911 - 2² = 867421200414907 is a prime.

It is a super-2 number, since 2×867421200414911² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 867421200414911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (867421200414941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433710600207455 + 433710600207456.

It is an arithmetic number, because the mean of its divisors is an integer number (433710600207456).

Almost surely, 2^{867421200414911} is an apocalyptic number.

867421200414911 is a deficient number, since it is larger than the sum of its proper divisors (1).

867421200414911 is an equidigital number, since it uses as much as digits as its factorization.

867421200414911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 867421200414911 in words is "eight hundred sixty-seven trillion, four hundred twenty-one billion, two hundred million, four hundred fourteen thousand, nine hundred eleven".