6654496620 has 192 divisors, whose sum is σ = 20353213440. Its totient is φ = 1619684352.

The previous prime is 6654496613. The next prime is 6654496627. The reversal of 6654496620 is 266944566.

It is an interprime number because it is at equal distance from previous prime (6654496613) and next prime (6654496627).

It is a self number, because there is not a number n which added to its sum of digits gives 6654496620.

It is not an unprimeable number, because it can be changed into a prime (6654496627) 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 63 ways as a sum of consecutive naturals, for example, 2704951 + ... + 2707409.

It is an arithmetic number, because the mean of its divisors is an integer number (106006320).

Almost surely, 2^6654496620 is an apocalyptic number.

6654496620 is a gapful number since it is divisible by the number (60) 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 6654496620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10176606720).

6654496620 is an abundant number, since it is smaller than the sum of its proper divisors (13698716820).

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

6654496620 is a wasteful number, since it uses less digits than its factorization.

6654496620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584 (or 2582 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The square root of 6654496620 is about 81575.0980385559. The cubic root of 6654496620 is about 1880.9261149314.

The spelling of 6654496620 in words is "six billion, six hundred fifty-four million, four hundred ninety-six thousand, six hundred twenty".