4156864912 has 20 divisors (see below), whose sum is σ = 8062718080. Its totient is φ = 2076163488.

The previous prime is 4156864891. The next prime is 4156864913. The reversal of 4156864912 is 2194686514.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4156864913) 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 3 ways as a sum of consecutive naturals, for example, 126648 + ... + 156055.

It is an arithmetic number, because the mean of its divisors is an integer number (403135904).

Almost surely, 2^4156864912 is an apocalyptic number.

It is an amenable number.

4156864912 is a deficient number, since it is larger than the sum of its proper divisors (3905853168).

4156864912 is a wasteful number, since it uses less digits than its factorization.

4156864912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283630 (or 283624 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 4156864912 is about 64473.7536676747. The cubic root of 4156864912 is about 1607.8861849428.

The spelling of 4156864912 in words is "four billion, one hundred fifty-six million, eight hundred sixty-four thousand, nine hundred twelve".