4816815505 has 16 divisors (see below), whose sum is σ = 5925268944. Its totient is φ = 3756856320.

The previous prime is 4816815499. The next prime is 4816815527. The reversal of 4816815505 is 5055186184.

It can be written as a sum of positive squares in 8 ways, for example, as 689010001 + 4127805504 = 26249^2 + 64248^2 .

It is not a de Polignac number, because 4816815505 - 2⁵ = 4816815473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320029 + ... + 334741.

It is an arithmetic number, because the mean of its divisors is an integer number (370329309).

Almost surely, 2^4816815505 is an apocalyptic number.

It is an amenable number.

4816815505 is a deficient number, since it is larger than the sum of its proper divisors (1108453439).

4816815505 is a wasteful number, since it uses less digits than its factorization.

4816815505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16356.

The product of its (nonzero) digits is 192000, while the sum is 43.

The square root of 4816815505 is about 69403.2816587227. The cubic root of 4816815505 is about 1688.8328606799.

The spelling of 4816815505 in words is "four billion, eight hundred sixteen million, eight hundred fifteen thousand, five hundred five".