6652436820 has 48 divisors (see below), whose sum is σ = 18674772480. Its totient is φ = 1769416576.

The previous prime is 6652436779. The next prime is 6652436827. The reversal of 6652436820 is 286342566.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6652436827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119172 + ... + 165851.

It is an arithmetic number, because the mean of its divisors is an integer number (389057760).

Almost surely, 2^6652436820 is an apocalyptic number.

6652436820 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6652436820 is an abundant number, since it is smaller than the sum of its proper divisors (12022335660).

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

6652436820 is a wasteful number, since it uses less digits than its factorization.

6652436820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285424 (or 285422 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 6652436820 is about 81562.4718850526. The cubic root of 6652436820 is about 1880.7320240457.

The spelling of 6652436820 in words is "six billion, six hundred fifty-two million, four hundred thirty-six thousand, eight hundred twenty".