5151788136 has 256 divisors, whose sum is σ = 16571520000. Its totient is φ = 1466553600.

The previous prime is 5151788119. The next prime is 5151788153. The reversal of 5151788136 is 6318871515.

5151788136 is a `hidden beast` number, since 51 + 517 + 8 + 81 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (5151788119) and next prime (5151788153).

It is a junction number, because it is equal to n+sod(n) for n = 5151788091 and 5151788100.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6274606 + ... + 6275426.

It is an arithmetic number, because the mean of its divisors is an integer number (64732500).

Almost surely, 2^5151788136 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 5151788136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8285760000).

5151788136 is an abundant number, since it is smaller than the sum of its proper divisors (11419731864).

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

5151788136 is a wasteful number, since it uses less digits than its factorization.

5151788136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005 (or 995 counting only the distinct ones).

The product of its digits is 201600, while the sum is 45.

The square root of 5151788136 is about 71775.9579246421. The cubic root of 5151788136 is about 1727.1073466284.

The spelling of 5151788136 in words is "five billion, one hundred fifty-one million, seven hundred eighty-eight thousand, one hundred thirty-six".