3956168408 has 8 divisors (see below), whose sum is σ = 7417815780. Its totient is φ = 1978084200.

The previous prime is 3956168401. The next prime is 3956168417. The reversal of 3956168408 is 8048616593.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956168401) 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 as a sum of consecutive naturals, namely, 247260518 + ... + 247260533.

Almost surely, 2^3956168408 is an apocalyptic number.

It is an amenable number.

3956168408 is a deficient number, since it is larger than the sum of its proper divisors (3461647372).

3956168408 is a wasteful number, since it uses less digits than its factorization.

3956168408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494521057 (or 494521053 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 3956168408 is about 62898.0795255308. The cubic root of 3956168408 is about 1581.5815504824.

The spelling of 3956168408 in words is "three billion, nine hundred fifty-six million, one hundred sixty-eight thousand, four hundred eight".