84548027763971 has 2 divisors, whose sum is σ = 84548027763972. Its totient is φ = 84548027763970.

The previous prime is 84548027763961. The next prime is 84548027764003. The reversal of 84548027763971 is 17936772084548.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84548027763971 - 2¹⁴ = 84548027747587 is a prime.

It is a super-2 number, since 2×84548027763971² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 84548027763895 and 84548027763904.

It is not a weakly prime, because it can be changed into another prime (84548027763961) 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, 42274013881985 + 42274013881986.

It is an arithmetic number, because the mean of its divisors is an integer number (42274013881986).

It is a 1-persistent number, because it is pandigital, but 2⋅84548027763971 = 169096055527942 is not.

Almost surely, 2^{84548027763971} is an apocalyptic number.

84548027763971 is a deficient number, since it is larger than the sum of its proper divisors (1).

84548027763971 is an equidigital number, since it uses as much as digits as its factorization.

84548027763971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 568995840, while the sum is 71.

The spelling of 84548027763971 in words is "eighty-four trillion, five hundred forty-eight billion, twenty-seven million, seven hundred sixty-three thousand, nine hundred seventy-one".