1996669116 has 60 divisors (see below), whose sum is σ = 5621213752. Its totient is φ = 614358432.

The previous prime is 1996669097. The next prime is 1996669121. The reversal of 1996669116 is 6119666991.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 232810 + ... + 241233.

Almost surely, 2^1996669116 is an apocalyptic number.

It is an amenable number.

1996669116 is an abundant number, since it is smaller than the sum of its proper divisors (3624544636).

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

1996669116 is a wasteful number, since it uses less digits than its factorization.

1996669116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474072 (or 474061 counting only the distinct ones).

The product of its digits is 944784, while the sum is 54.

The square root of 1996669116 is about 44684.1036163869. The cubic root of 1996669116 is about 1259.2212194309.

The spelling of 1996669116 in words is "one billion, nine hundred ninety-six million, six hundred sixty-nine thousand, one hundred sixteen".