3961771676 has 6 divisors (see below), whose sum is σ = 6933100440. Its totient is φ = 1980885836.

The previous prime is 3961771637. The next prime is 3961771691. The reversal of 3961771676 is 6761771693.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495221456 + ... + 495221463.

It is an arithmetic number, because the mean of its divisors is an integer number (1155516740).

Almost surely, 2^3961771676 is an apocalyptic number.

It is an amenable number.

3961771676 is a deficient number, since it is larger than the sum of its proper divisors (2971328764).

3961771676 is a wasteful number, since it uses less digits than its factorization.

3961771676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990442923 (or 990442921 counting only the distinct ones).

The product of its digits is 2000376, while the sum is 53.

The square root of 3961771676 is about 62942.6062059715. The cubic root of 3961771676 is about 1582.3278824376.

The spelling of 3961771676 in words is "three billion, nine hundred sixty-one million, seven hundred seventy-one thousand, six hundred seventy-six".