6651652392 has 768 divisors, whose sum is σ = 25740288000. Its totient is φ = 1567641600.

The previous prime is 6651652391. The next prime is 6651652429. The reversal of 6651652392 is 2932561566.

It is not an unprimeable number, because it can be changed into a prime (6651652391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 68573688 + ... + 68573784.

It is an arithmetic number, because the mean of its divisors is an integer number (33516000).

Almost surely, 2^6651652392 is an apocalyptic number.

6651652392 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6651652392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12870144000).

6651652392 is an abundant number, since it is smaller than the sum of its proper divisors (19088635608).

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

6651652392 is a wasteful number, since it uses less digits than its factorization.

6651652392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 170 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 6651652392 is about 81557.6629876065. The cubic root of 6651652392 is about 1880.6580984106.

The spelling of 6651652392 in words is "six billion, six hundred fifty-one million, six hundred fifty-two thousand, three hundred ninety-two".