3957564163 has 16 divisors (see below), whose sum is σ = 4575674880. Its totient is φ = 3352870656.

The previous prime is 3957564059. The next prime is 3957564173. The reversal of 3957564163 is 3614657593.

It is a cyclic number.

It is not a de Polignac number, because 3957564163 - 2⁹ = 3957563651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3957564173) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 199795 + ... + 218707.

It is an arithmetic number, because the mean of its divisors is an integer number (285979680).

Almost surely, 2^3957564163 is an apocalyptic number.

3957564163 is a deficient number, since it is larger than the sum of its proper divisors (618110717).

3957564163 is a wasteful number, since it uses less digits than its factorization.

3957564163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19266.

The product of its digits is 2041200, while the sum is 49.

The square root of 3957564163 is about 62909.1739176410. The cubic root of 3957564163 is about 1581.7675251069.

The spelling of 3957564163 in words is "three billion, nine hundred fifty-seven million, five hundred sixty-four thousand, one hundred sixty-three".