6615329492 has 24 divisors (see below), whose sum is σ = 11788963200. Its totient is φ = 3247523136.

The previous prime is 6615329491. The next prime is 6615329563. The reversal of 6615329492 is 2949235166.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6615329491) 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 7 ways as a sum of consecutive naturals, for example, 1913 + ... + 115040.

It is an arithmetic number, because the mean of its divisors is an integer number (491206800).

Almost surely, 2^6615329492 is an apocalyptic number.

It is an amenable number.

6615329492 is a deficient number, since it is larger than the sum of its proper divisors (5173633708).

6615329492 is a wasteful number, since it uses less digits than its factorization.

6615329492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117215 (or 117213 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 6615329492 is about 81334.6758277182. The cubic root of 6615329492 is about 1877.2285908111.

The spelling of 6615329492 in words is "six billion, six hundred fifteen million, three hundred twenty-nine thousand, four hundred ninety-two".