4911841620 has 672 divisors, whose sum is σ = 19831392000. Its totient is φ = 994332672.

The previous prime is 4911841619. The next prime is 4911841631. The reversal of 4911841620 is 261481194.

4911841620 is a `hidden beast` number, since 491 + 1 + 8 + 4 + 162 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 32965306 + ... + 32965454.

It is an arithmetic number, because the mean of its divisors is an integer number (29511000).

Almost surely, 2^4911841620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4911841620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9915696000).

4911841620 is an abundant number, since it is smaller than the sum of its proper divisors (14919550380).

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

4911841620 is a wasteful number, since it uses less digits than its factorization.

4911841620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 4911841620 is about 70084.5319596272. The cubic root of 4911841620 is about 1699.8663816549.

It can be divided in two parts, 491184 and 1620, that added together give a square (492804 = 702²).

The spelling of 4911841620 in words is "four billion, nine hundred eleven million, eight hundred forty-one thousand, six hundred twenty".