3196965319956 has 144 divisors (see below), whose sum is σ = 8534207275776. Its totient is φ = 1007083072512.

The previous prime is 3196965319943. The next prime is 3196965319969. The reversal of 3196965319956 is 6599135696913.

3196965319956 is a `hidden beast` number, since 31 + 9 + 6 + 9 + 6 + 531 + 9 + 9 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (3196965319943) and next prime (3196965319969).

It is a super-3 number, since 3×3196965319956³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36884686 + ... + 36971258.

It is an arithmetic number, because the mean of its divisors is an integer number (59265328304).

Almost surely, 2^{3196965319956} is an apocalyptic number.

3196965319956 is a gapful number since it is divisible by the number (36) 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 3196965319956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4267103637888).

3196965319956 is an abundant number, since it is smaller than the sum of its proper divisors (5337241955820).

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

3196965319956 is a wasteful number, since it uses less digits than its factorization.

3196965319956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87142 (or 87137 counting only the distinct ones).

The product of its digits is 318864600, while the sum is 72.

The spelling of 3196965319956 in words is "three trillion, one hundred ninety-six billion, nine hundred sixty-five million, three hundred nineteen thousand, nine hundred fifty-six".