1680896215698 has 48 divisors (see below), whose sum is σ = 3910952354400. Its totient is φ = 480219729024.

The previous prime is 1680896215679. The next prime is 1680896215709. The reversal of 1680896215698 is 8965126980861.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3803365 + ... + 4222247.

It is an arithmetic number, because the mean of its divisors is an integer number (81478174050).

Almost surely, 2^{1680896215698} is an apocalyptic number.

1680896215698 is an abundant number, since it is smaller than the sum of its proper divisors (2230056138702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1680896215698 is a wasteful number, since it uses less digits than its factorization.

1680896215698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432551 (or 432544 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 69.

The spelling of 1680896215698 in words is "one trillion, six hundred eighty billion, eight hundred ninety-six million, two hundred fifteen thousand, six hundred ninety-eight".