3198868842072 has 64 divisors (see below), whose sum is σ = 8468040244320. Its totient is φ = 1003513806848.

The previous prime is 3198868842041. The next prime is 3198868842077. The reversal of 3198868842072 is 2702488688913.

3198868842072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3198868841994 and 3198868842012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3198868842077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7937668 + ... + 8330924.

Almost surely, 2^{3198868842072} is an apocalyptic number.

It is an amenable number.

3198868842072 is an abundant number, since it is smaller than the sum of its proper divisors (5269171402248).

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

3198868842072 is a wasteful number, since it uses less digits than its factorization.

3198868842072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413220 (or 413216 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 66.

The spelling of 3198868842072 in words is "three trillion, one hundred ninety-eight billion, eight hundred sixty-eight million, eight hundred forty-two thousand, seventy-two".