5011643520 has 768 divisors, whose sum is σ = 20530298880. Its totient is φ = 1114767360.

The previous prime is 5011643519. The next prime is 5011643531. The reversal of 5011643520 is 253461105.

5011643520 is a `hidden beast` number, since 5 + 0 + 11 + 643 + 5 + 2 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 39461697 + ... + 39461823.

It is an arithmetic number, because the mean of its divisors is an integer number (26732160).

Almost surely, 2^5011643520 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 5011643520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10265149440).

5011643520 is an abundant number, since it is smaller than the sum of its proper divisors (15518655360).

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

5011643520 is a wasteful number, since it uses less digits than its factorization.

5011643520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5011643520 is about 70792.9623620879. The cubic root of 5011643520 is about 1711.3022602872.

It can be divided in two parts, 50116 and 43520, that added together give a square (93636 = 306²).

The spelling of 5011643520 in words is "five billion, eleven million, six hundred forty-three thousand, five hundred twenty".