1698105696216 has 72 divisors (see below), whose sum is σ = 4261879282860. Its totient is φ = 563828520960.

The previous prime is 1698105696211. The next prime is 1698105696229. The reversal of 1698105696216 is 6126965018961.

It is a self number, because there is not a number n which added to its sum of digits gives 1698105696216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1698105696211) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2942990520 + ... + 2942991096.

Almost surely, 2^{1698105696216} is an apocalyptic number.

It is an amenable number.

1698105696216 is an abundant number, since it is smaller than the sum of its proper divisors (2563773586644).

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

1698105696216 is an frugal number, since it uses more digits than its factorization.

1698105696216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 60.

The spelling of 1698105696216 in words is "one trillion, six hundred ninety-eight billion, one hundred five million, six hundred ninety-six thousand, two hundred sixteen".