3953317368 has 256 divisors, whose sum is σ = 13444300800. Its totient is φ = 935400960.

The previous prime is 3953317351. The next prime is 3953317369. The reversal of 3953317368 is 8637133593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3953317369) 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 63 ways as a sum of consecutive naturals, for example, 1896855 + ... + 1898937.

It is an arithmetic number, because the mean of its divisors is an integer number (52516800).

Almost surely, 2^3953317368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3953317368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6722150400).

3953317368 is an abundant number, since it is smaller than the sum of its proper divisors (9490983432).

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

3953317368 is a wasteful number, since it uses less digits than its factorization.

3953317368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202 (or 2198 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The square root of 3953317368 is about 62875.4114738027. The cubic root of 3953317368 is about 1581.2015333028.

The spelling of 3953317368 in words is "three billion, nine hundred fifty-three million, three hundred seventeen thousand, three hundred sixty-eight".