3984978025196 has 12 divisors (see below), whose sum is σ = 7969956050448. Its totient is φ = 1707847725072.

The previous prime is 3984978025181. The next prime is 3984978025211. The reversal of 3984978025196 is 6915208794893.

It is an interprime number because it is at equal distance from previous prime (3984978025181) and next prime (3984978025211).

3984978025196 is an admirable number.

It is a super-2 number, since 2×3984978025196² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71160321851 + ... + 71160321906.

It is an arithmetic number, because the mean of its divisors is an integer number (664163004204).

It is a 1-persistent number, because it is pandigital, but 2⋅3984978025196 = 7969956050392 is not.

Almost surely, 2^{3984978025196} is an apocalyptic number.

It is an amenable number.

3984978025196 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3984978025196 is a wasteful number, since it uses less digits than its factorization.

3984978025196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142320643768 (or 142320643766 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 71.

The spelling of 3984978025196 in words is "three trillion, nine hundred eighty-four billion, nine hundred seventy-eight million, twenty-five thousand, one hundred ninety-six".