3968037877 has 4 divisors (see below), whose sum is σ = 3968164396. Its totient is φ = 3967911360.

The previous prime is 3968037869. The next prime is 3968037917. The reversal of 3968037877 is 7787308693.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2763184356 + 1204853521 = 52566^2 + 34711^2 .

It is a cyclic number.

It is not a de Polignac number, because 3968037877 - 2³ = 3968037869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3968037077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22927 + ... + 91987.

It is an arithmetic number, because the mean of its divisors is an integer number (992041099).

Almost surely, 2^3968037877 is an apocalyptic number.

It is an amenable number.

3968037877 is a deficient number, since it is larger than the sum of its proper divisors (126519).

3968037877 is an equidigital number, since it uses as much as digits as its factorization.

3968037877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126518.

The product of its (nonzero) digits is 10668672, while the sum is 58.

The square root of 3968037877 is about 62992.3636403652. The cubic root of 3968037877 is about 1583.1616812574.

The spelling of 3968037877 in words is "three billion, nine hundred sixty-eight million, thirty-seven thousand, eight hundred seventy-seven".