4819655520 has 720 divisors, whose sum is σ = 19222766640. Its totient is φ = 1133180928.

The previous prime is 4819655513. The next prime is 4819655563. The reversal of 4819655520 is 255569184.

4819655520 is a `hidden beast` number, since 4 + 8 + 1 + 96 + 5 + 552 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 130260942 + ... + 130260978.

It is an arithmetic number, because the mean of its divisors is an integer number (26698287).

Almost surely, 2^4819655520 is an apocalyptic number.

4819655520 is a gapful number since it is divisible by the number (40) 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 4819655520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9611383320).

4819655520 is an abundant number, since it is smaller than the sum of its proper divisors (14403111120).

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

4819655520 is a wasteful number, since it uses less digits than its factorization.

4819655520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The square root of 4819655520 is about 69423.7388794352. The cubic root of 4819655520 is about 1689.1647098251.

The spelling of 4819655520 in words is "four billion, eight hundred nineteen million, six hundred fifty-five thousand, five hundred twenty".