5051215872 has 156 divisors (see below), whose sum is σ = 14674209264. Its totient is φ = 1674117120.

The previous prime is 5051215861. The next prime is 5051215903. The reversal of 5051215872 is 2785121505.

5051215872 is a `hidden beast` number, since 5 + 0 + 51 + 21 + 587 + 2 = 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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9694972 + ... + 9695492.

It is an arithmetic number, because the mean of its divisors is an integer number (94065444).

Almost surely, 2^5051215872 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 5051215872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7337104632).

5051215872 is an abundant number, since it is smaller than the sum of its proper divisors (9622993392).

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

5051215872 is a wasteful number, since it uses less digits than its factorization.

5051215872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 36.

The square root of 5051215872 is about 71071.9063484300. The cubic root of 5051215872 is about 1715.7946516139.

The spelling of 5051215872 in words is "five billion, fifty-one million, two hundred fifteen thousand, eight hundred seventy-two".