3975141816 has 24 divisors (see below), whose sum is σ = 10766009280. Its totient is φ = 1325047248.

The previous prime is 3975141787. The next prime is 3975141817. The reversal of 3975141816 is 6181415793.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3975141817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27605080 + ... + 27605223.

It is an arithmetic number, because the mean of its divisors is an integer number (448583720).

Almost surely, 2^3975141816 is an apocalyptic number.

3975141816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3975141816 is an abundant number, since it is smaller than the sum of its proper divisors (6790867464).

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

3975141816 is a wasteful number, since it uses less digits than its factorization.

3975141816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55210315 (or 55210308 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 3975141816 is about 63048.7257285982. The cubic root of 3975141816 is about 1584.1058909161.

The spelling of 3975141816 in words is "three billion, nine hundred seventy-five million, one hundred forty-one thousand, eight hundred sixteen".