3199500868608 has 264 divisors, whose sum is σ = 10146039836400. Its totient is φ = 963034152960.

The previous prime is 3199500868607. The next prime is 3199500868657. The reversal of 3199500868608 is 8068680059913.

3199500868608 is a `hidden beast` number, since 3 + 1 + 9 + 9 + 500 + 8 + 68 + 60 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (264).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3199500868607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14999116 + ... + 15210932.

Almost surely, 2^{3199500868608} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3199500868608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5073019918200).

3199500868608 is an abundant number, since it is smaller than the sum of its proper divisors (6946538967792).

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

3199500868608 is a wasteful number, since it uses less digits than its factorization.

3199500868608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212003 (or 211982 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 63.

The spelling of 3199500868608 in words is "three trillion, one hundred ninety-nine billion, five hundred million, eight hundred sixty-eight thousand, six hundred eight".