506615065 has 64 divisors (see below), whose sum is σ = 719953920. Its totient is φ = 338688000.

The previous prime is 506615027. The next prime is 506615077. The reversal of 506615065 is 560516605.

It is not a de Polignac number, because 506615065 - 2⁷ = 506614937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506615065.

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, 3989032 + ... + 3989158.

It is an arithmetic number, because the mean of its divisors is an integer number (11249280).

Almost surely, 2^506615065 is an apocalyptic number.

506615065 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

506615065 is a deficient number, since it is larger than the sum of its proper divisors (213338855).

506615065 is a wasteful number, since it uses less digits than its factorization.

506615065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 506615065 is about 22508.1110935591. Note that the first 3 decimals coincide. The cubic root of 506615065 is about 797.1854558934.

The spelling of 506615065 in words is "five hundred six million, six hundred fifteen thousand, sixty-five".