1680424686371 has 8 divisors (see below), whose sum is σ = 1785838785984. Its totient is φ = 1575740096640.

The previous prime is 1680424686209. The next prime is 1680424686373. The reversal of 1680424686371 is 1736864240861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1680424686371 - 2¹⁰ = 1680424685347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1680424686373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182372720 + ... + 182381933.

It is an arithmetic number, because the mean of its divisors is an integer number (223229848248).

Almost surely, 2^{1680424686371} is an apocalyptic number.

1680424686371 is a deficient number, since it is larger than the sum of its proper divisors (105414099613).

1680424686371 is a wasteful number, since it uses less digits than its factorization.

1680424686371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364754941.

The product of its (nonzero) digits is 9289728, while the sum is 56.

The spelling of 1680424686371 in words is "one trillion, six hundred eighty billion, four hundred twenty-four million, six hundred eighty-six thousand, three hundred seventy-one".