84211364055587 has 2 divisors, whose sum is σ = 84211364055588. Its totient is φ = 84211364055586.

The previous prime is 84211364055571. The next prime is 84211364055671. The reversal of 84211364055587 is 78555046311248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84211364055587 - 2⁴ = 84211364055571 is a prime.

It is a super-2 number, since 2×84211364055587² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84211364055527) 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 as a sum of consecutive naturals, namely, 42105682027793 + 42105682027794.

It is an arithmetic number, because the mean of its divisors is an integer number (42105682027794).

Almost surely, 2^{84211364055587} is an apocalyptic number.

84211364055587 is a deficient number, since it is larger than the sum of its proper divisors (1).

84211364055587 is an equidigital number, since it uses as much as digits as its factorization.

84211364055587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256000, while the sum is 59.

The spelling of 84211364055587 in words is "eighty-four trillion, two hundred eleven billion, three hundred sixty-four million, fifty-five thousand, five hundred eighty-seven".