4647984923520 has 320 divisors, whose sum is σ = 16984819977840. Its totient is φ = 1210637352960.

The previous prime is 4647984923509. The next prime is 4647984923521. The reversal of 4647984923520 is 253294897464.

4647984923520 is a `hidden beast` number, since 4 + 6 + 4 + 7 + 9 + 84 + 9 + 23 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4647984923521) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1186560 + ... + 3271680.

Almost surely, 2^{4647984923520} is an apocalyptic number.

4647984923520 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 4647984923520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8492409988920).

4647984923520 is an abundant number, since it is smaller than the sum of its proper divisors (12336835054320).

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

4647984923520 is a wasteful number, since it uses less digits than its factorization.

4647984923520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085195 (or 2085174 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 63.

The spelling of 4647984923520 in words is "four trillion, six hundred forty-seven billion, nine hundred eighty-four million, nine hundred twenty-three thousand, five hundred twenty".