6147188964 has 108 divisors (see below), whose sum is σ = 18323658444. Its totient is φ = 1732243968.

The previous prime is 6147188897. The next prime is 6147188987. The reversal of 6147188964 is 4698817416.

6147188964 is a `hidden beast` number, since 6 + 1 + 471 + 88 + 96 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1625702400 + 4521486564 = 40320^2 + 67242^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6147188964.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 104904 + ... + 152640.

Almost surely, 2^6147188964 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 6147188964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9161829222).

6147188964 is an abundant number, since it is smaller than the sum of its proper divisors (12176469480).

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

6147188964 is a wasteful number, since it uses less digits than its factorization.

6147188964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47834 (or 47822 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 6147188964 is about 78404.0111473896. The cubic root of 6147188964 is about 1831.8596128352.

The spelling of 6147188964 in words is "six billion, one hundred forty-seven million, one hundred eighty-eight thousand, nine hundred sixty-four".