1996066003684 has 27 divisors (see below), whose sum is σ = 3617869814377. Its totient is φ = 963578511728.

The previous prime is 1996066003681. The next prime is 1996066003741. The reversal of 1996066003684 is 4863006606991.

The square root of 1996066003684 is 1412822.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1046688594084 + 949377409600 = 1023078^2 + 974360^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1996066003681) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 81931497 + ... + 81955855.

Almost surely, 2^{1996066003684} is an apocalyptic number.

1996066003684 is the 1412822-nd square number.

It is an amenable number.

1996066003684 is a deficient number, since it is larger than the sum of its proper divisors (1621803810693).

1996066003684 is an frugal number, since it uses more digits than its factorization.

1996066003684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48780 (or 24390 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 1996066003684 in words is "one trillion, nine hundred ninety-six billion, sixty-six million, three thousand, six hundred eighty-four".