6558078252 has 48 divisors (see below), whose sum is σ = 16805376000. Its totient is φ = 1973952960.

The previous prime is 6558078239. The next prime is 6558078259. The reversal of 6558078252 is 2528708556.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (6558078259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147052 + ... + 186387.

It is an arithmetic number, because the mean of its divisors is an integer number (350112000).

Almost surely, 2^6558078252 is an apocalyptic number.

It is an amenable number.

6558078252 is an abundant number, since it is smaller than the sum of its proper divisors (10247297748).

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

6558078252 is a wasteful number, since it uses less digits than its factorization.

6558078252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333606 (or 333604 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 48.

The square root of 6558078252 is about 80981.9625101788. The cubic root of 6558078252 is about 1871.7975082769.

The spelling of 6558078252 in words is "six billion, five hundred fifty-eight million, seventy-eight thousand, two hundred fifty-two".