6494752188 has 36 divisors (see below), whose sum is σ = 16983406440. Its totient is φ = 2090264736.

The previous prime is 6494752163. The next prime is 6494752189. The reversal of 6494752188 is 8812574946.

It is a happy number.

6494752188 is a `hidden beast` number, since 6 + 494 + 75 + 2 + 1 + 88 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6494752189) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3109470 + ... + 3111557.

It is an arithmetic number, because the mean of its divisors is an integer number (471761290).

Almost surely, 2^6494752188 is an apocalyptic number.

It is an amenable number.

6494752188 is an abundant number, since it is smaller than the sum of its proper divisors (10488654252).

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

6494752188 is a wasteful number, since it uses less digits than its factorization.

6494752188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6221066 (or 6221061 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 6494752188 is about 80590.0253629443. The cubic root of 6494752188 is about 1865.7531991633.

The spelling of 6494752188 in words is "six billion, four hundred ninety-four million, seven hundred fifty-two thousand, one hundred eighty-eight".