1680773337485 has 8 divisors (see below), whose sum is σ = 2200285096416. Its totient is φ = 1222380609040.

The previous prime is 1680773337437. The next prime is 1680773337517. The reversal of 1680773337485 is 5847333770861.

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

It is a de Polignac number, because none of the positive numbers 2^k-1680773337485 is a prime.

It is a super-2 number, since 2×1680773337485² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15279757559 + ... + 15279757668.

It is an arithmetic number, because the mean of its divisors is an integer number (275035637052).

Almost surely, 2^{1680773337485} is an apocalyptic number.

It is an amenable number.

1680773337485 is a deficient number, since it is larger than the sum of its proper divisors (519511758931).

1680773337485 is a wasteful number, since it uses less digits than its factorization.

1680773337485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30559515243.

The product of its (nonzero) digits is 71124480, while the sum is 62.

The spelling of 1680773337485 in words is "one trillion, six hundred eighty billion, seven hundred seventy-three million, three hundred thirty-seven thousand, four hundred eighty-five".