5065165440 has 128 divisors (see below), whose sum is σ = 17939188800. Its totient is φ = 1350706176.

The previous prime is 5065165429. The next prime is 5065165463. The reversal of 5065165440 is 445615605.

5065165440 is a `hidden beast` number, since 50 + 6 + 5 + 165 + 440 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a junction number, because it is equal to n+sod(n) for n = 5065165395 and 5065165404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129282 + ... + 163841.

Almost surely, 2^5065165440 is an apocalyptic number.

It is an amenable number.

5065165440 is an abundant number, since it is smaller than the sum of its proper divisors (12874023360).

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

5065165440 is a wasteful number, since it uses less digits than its factorization.

5065165440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293151 (or 293133 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 5065165440 is about 71169.9756920009. The cubic root of 5065165440 is about 1717.3726607980.

It can be divided in two parts, 5065165 and 440, that added together give a palindrome (5065605).

The spelling of 5065165440 in words is "five billion, sixty-five million, one hundred sixty-five thousand, four hundred forty".