1680554042913 has 8 divisors (see below), whose sum is σ = 2247387801568. Its totient is φ = 1117044823104.

The previous prime is 1680554042903. The next prime is 1680554042917. The reversal of 1680554042913 is 3192404550861.

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

It is not a de Polignac number, because 1680554042913 - 2³⁰ = 1679480301089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1680554042917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831133531 + ... + 831135552.

It is an arithmetic number, because the mean of its divisors is an integer number (280923475196).

Almost surely, 2^{1680554042913} is an apocalyptic number.

It is an amenable number.

1680554042913 is a deficient number, since it is larger than the sum of its proper divisors (566833758655).

1680554042913 is a wasteful number, since it uses less digits than its factorization.

1680554042913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662269423.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 1680554042913 in words is "one trillion, six hundred eighty billion, five hundred fifty-four million, forty-two thousand, nine hundred thirteen".