3975219968 has 72 divisors (see below), whose sum is σ = 8151439296. Its totient is φ = 1933747200.

The previous prime is 3975219943. The next prime is 3975220009. The reversal of 3975219968 is 8699125793.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3643103 + ... + 3644193.

Almost surely, 2^3975219968 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 3975219968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4075719648).

3975219968 is an abundant number, since it is smaller than the sum of its proper divisors (4176219328).

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

3975219968 is a wasteful number, since it uses less digits than its factorization.

3975219968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481 (or 1467 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 59.

The square root of 3975219968 is about 63049.3455001715. The cubic root of 3975219968 is about 1584.1162721166.

The spelling of 3975219968 in words is "three billion, nine hundred seventy-five million, two hundred nineteen thousand, nine hundred sixty-eight".