1996202309560 has 128 divisors (see below), whose sum is σ = 4591825200000. Its totient is φ = 780745605120.

The previous prime is 1996202309533. The next prime is 1996202309579. The reversal of 1996202309560 is 659032026991.

It is a junction number, because it is equal to n+sod(n) for n = 1996202309498 and 1996202309507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1379544757 + ... + 1379546203.

It is an arithmetic number, because the mean of its divisors is an integer number (35873634375).

Almost surely, 2^{1996202309560} is an apocalyptic number.

1996202309560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1996202309560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2295912600000).

1996202309560 is an abundant number, since it is smaller than the sum of its proper divisors (2595622890440).

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

1996202309560 is a wasteful number, since it uses less digits than its factorization.

1996202309560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281 (or 3277 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 52.

The spelling of 1996202309560 in words is "one trillion, nine hundred ninety-six billion, two hundred two million, three hundred nine thousand, five hundred sixty".