3196016640 has 144 divisors (see below), whose sum is σ = 11077138800. Its totient is φ = 852246528.

The previous prime is 3196016639. The next prime is 3196016671. The reversal of 3196016640 is 466106913.

3196016640 is a `hidden beast` number, since 3 + 1 + 9 + 6 + 0 + 1 + 6 + 640 = 666.

3196016640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3196016595 and 3196016604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74821 + ... + 109499.

It is an arithmetic number, because the mean of its divisors is an integer number (76924575).

Almost surely, 2^3196016640 is an apocalyptic number.

3196016640 is a gapful number since it is divisible by the number (30) 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 3196016640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5538569400).

3196016640 is an abundant number, since it is smaller than the sum of its proper divisors (7881122160).

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

3196016640 is a wasteful number, since it uses less digits than its factorization.

3196016640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34712 (or 34689 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 3196016640 is about 56533.3232704394. The cubic root of 3196016640 is about 1473.0008945812. Note that the first 3 decimals are identical.

It can be divided in two parts, 3196016 and 640, that added together give a triangular number (3196656 = T₂₅₂₈).

The spelling of 3196016640 in words is "three billion, one hundred ninety-six million, sixteen thousand, six hundred forty".