6147812844 has 30 divisors (see below), whose sum is σ = 16071598004. Its totient is φ = 2049270840.

The previous prime is 6147812831. The next prime is 6147812849. The reversal of 6147812844 is 4482187416.

6147812844 is a `hidden beast` number, since 614 + 7 + 8 + 1 + 28 + 4 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6147812844.

It is not an unprimeable number, because it can be changed into a prime (6147812849) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9487042 + ... + 9487689.

Almost surely, 2^6147812844 is an apocalyptic number.

It is an amenable number.

6147812844 is an abundant number, since it is smaller than the sum of its proper divisors (9923785160).

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

6147812844 is a wasteful number, since it uses less digits than its factorization.

6147812844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18974747 (or 18974736 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 6147812844 is about 78407.9896694208. The cubic root of 6147812844 is about 1831.9215827275.

The spelling of 6147812844 in words is "six billion, one hundred forty-seven million, eight hundred twelve thousand, eight hundred forty-four".