4156563983 has 16 divisors (see below), whose sum is σ = 4966012800. Its totient is φ = 3428899680.

The previous prime is 4156563967. The next prime is 4156563989. The reversal of 4156563983 is 3893656514.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4156563983 - 2⁴ = 4156563967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4156563989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237893 + ... + 254766.

It is an arithmetic number, because the mean of its divisors is an integer number (310375800).

Almost surely, 2^4156563983 is an apocalyptic number.

4156563983 is a deficient number, since it is larger than the sum of its proper divisors (809448817).

4156563983 is a wasteful number, since it uses less digits than its factorization.

4156563983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492742.

The product of its digits is 2332800, while the sum is 50.

The square root of 4156563983 is about 64471.4198928486. The cubic root of 4156563983 is about 1607.8473839659.

The spelling of 4156563983 in words is "four billion, one hundred fifty-six million, five hundred sixty-three thousand, nine hundred eighty-three".