4665256505 has 16 divisors (see below), whose sum is σ = 6890225664. Its totient is φ = 2952953280.

The previous prime is 4665256489. The next prime is 4665256507. The reversal of 4665256505 is 5056525664.

It is not a de Polignac number, because 4665256505 - 2⁴ = 4665256489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4665256507) by changing a digit.

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, 5126201 + ... + 5127110.

It is an arithmetic number, because the mean of its divisors is an integer number (430639104).

Almost surely, 2^4665256505 is an apocalyptic number.

It is an amenable number.

4665256505 is a deficient number, since it is larger than the sum of its proper divisors (2224969159).

4665256505 is a wasteful number, since it uses less digits than its factorization.

4665256505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10253336.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The square root of 4665256505 is about 68302.6830000111. The cubic root of 4665256505 is about 1670.9309718268.

The spelling of 4665256505 in words is "four billion, six hundred sixty-five million, two hundred fifty-six thousand, five hundred five".