6143847156 has 36 divisors (see below), whose sum is σ = 15536452932. Its totient is φ = 2047135104.

The previous prime is 6143847133. The next prime is 6143847161. The reversal of 6143847156 is 6517483416.

6143847156 is a `hidden beast` number, since 61 + 438 + 4 + 7 + 156 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4034282256 + 2109564900 = 63516^2 + 45930^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 61606 + ... + 126818.

It is an arithmetic number, because the mean of its divisors is an integer number (431568137).

Almost surely, 2^6143847156 is an apocalyptic number.

It is an amenable number.

6143847156 is an abundant number, since it is smaller than the sum of its proper divisors (9392605776).

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

6143847156 is a wasteful number, since it uses less digits than its factorization.

6143847156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67840 (or 67835 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 6143847156 is about 78382.6967895338. The cubic root of 6143847156 is about 1831.5276002247.

The spelling of 6143847156 in words is "six billion, one hundred forty-three million, eight hundred forty-seven thousand, one hundred fifty-six".