3997968148 has 12 divisors (see below), whose sum is σ = 7115028480. Its totient is φ = 1965102872.

The previous prime is 3997968127. The next prime is 3997968167. The reversal of 3997968148 is 8418697993.

It is a self number, because there is not a number n which added to its sum of digits gives 3997968148.

It is a congruent number.

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, 8470036 + ... + 8470507.

It is an arithmetic number, because the mean of its divisors is an integer number (592919040).

Almost surely, 2^3997968148 is an apocalyptic number.

It is an amenable number.

3997968148 is a deficient number, since it is larger than the sum of its proper divisors (3117060332).

3997968148 is a wasteful number, since it uses less digits than its factorization.

3997968148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16940606 (or 16940604 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 64.

The square root of 3997968148 is about 63229.4879625005. The cubic root of 3997968148 is about 1587.1322261117.

The spelling of 3997968148 in words is "three billion, nine hundred ninety-seven million, nine hundred sixty-eight thousand, one hundred forty-eight".