84408095449971 has 24 divisors (see below), whose sum is σ = 127224380424960. Its totient is φ = 53825204931696.

The previous prime is 84408095449967. The next prime is 84408095450033. The reversal of 84408095449971 is 17994459080448.

84408095449971 is a `hidden beast` number, since 8 + 4 + 4 + 0 + 8 + 0 + 9 + 544 + 9 + 9 + 71 = 666.

It is not a de Polignac number, because 84408095449971 - 2² = 84408095449967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84408095449971.

It is not an unprimeable number, because it can be changed into a prime (84408095449961) 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 23 ways as a sum of consecutive naturals, for example, 51242890 + ... + 52864448.

It is an arithmetic number, because the mean of its divisors is an integer number (5301015851040).

Almost surely, 2^{84408095449971} is an apocalyptic number.

84408095449971 is a deficient number, since it is larger than the sum of its proper divisors (42816284974989).

84408095449971 is a wasteful number, since it uses less digits than its factorization.

84408095449971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873055 (or 1873052 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 72.

The spelling of 84408095449971 in words is "eighty-four trillion, four hundred eight billion, ninety-five million, four hundred forty-nine thousand, nine hundred seventy-one".