3995964965 has 8 divisors (see below), whose sum is σ = 4855856640. Its totient is φ = 3156306192.

The previous prime is 3995964949. The next prime is 3995964983. The reversal of 3995964965 is 5694695993.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3995964965 - 2⁴ = 3995964949 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 5057789 + ... + 5058578.

It is an arithmetic number, because the mean of its divisors is an integer number (606982080).

Almost surely, 2^3995964965 is an apocalyptic number.

It is an amenable number.

3995964965 is a deficient number, since it is larger than the sum of its proper divisors (859891675).

3995964965 is a wasteful number, since it uses less digits than its factorization.

3995964965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10116451.

The product of its digits is 70858800, while the sum is 65.

The square root of 3995964965 is about 63213.6454019225. The cubic root of 3995964965 is about 1586.8671041528.

The spelling of 3995964965 in words is "three billion, nine hundred ninety-five million, nine hundred sixty-four thousand, nine hundred sixty-five".