6842587161971 has 16 divisors (see below), whose sum is σ = 7626720526848. Its totient is φ = 6085580248800.

The previous prime is 6842587161953. The next prime is 6842587161983. The reversal of 6842587161971 is 1791617852486.

It is a cyclic number.

It is not a de Polignac number, because 6842587161971 - 2³⁴ = 6825407292787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6842587161898 and 6842587161907.

It is not an unprimeable number, because it can be changed into a prime (6842587167971) 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, 1616525 + ... + 4037118.

It is an arithmetic number, because the mean of its divisors is an integer number (476670032928).

Almost surely, 2^{6842587161971} is an apocalyptic number.

6842587161971 is a deficient number, since it is larger than the sum of its proper divisors (784133364877).

6842587161971 is a wasteful number, since it uses less digits than its factorization.

6842587161971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656042.

The product of its digits is 40642560, while the sum is 65.

The spelling of 6842587161971 in words is "six trillion, eight hundred forty-two billion, five hundred eighty-seven million, one hundred sixty-one thousand, nine hundred seventy-one".