1680117434012 has 12 divisors (see below), whose sum is σ = 2944653631416. Its totient is φ = 838787825040.

The previous prime is 1680117433987. The next prime is 1680117434027. The reversal of 1680117434012 is 2104347110861.

It is a super-2 number, since 2×1680117434012² (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 3 ways as a sum of consecutive naturals, for example, 317720018 + ... + 317725305.

It is an arithmetic number, because the mean of its divisors is an integer number (245387802618).

Almost surely, 2^{1680117434012} is an apocalyptic number.

It is an amenable number.

1680117434012 is a deficient number, since it is larger than the sum of its proper divisors (1264536197404).

1680117434012 is a wasteful number, since it uses less digits than its factorization.

1680117434012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635445988 (or 635445986 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 1680117434012 in words is "one trillion, six hundred eighty billion, one hundred seventeen million, four hundred thirty-four thousand, twelve".