506616765 has 16 divisors (see below), whose sum is σ = 832495488. Its totient is φ = 262892736.

The previous prime is 506616751. The next prime is 506616767. The reversal of 506616765 is 567616605.

It is not a de Polignac number, because 506616765 - 2⁴ = 506616749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506616767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455857 + ... + 456966.

It is an arithmetic number, because the mean of its divisors is an integer number (52030968).

Almost surely, 2^506616765 is an apocalyptic number.

It is an amenable number.

506616765 is a deficient number, since it is larger than the sum of its proper divisors (325878723).

506616765 is a wasteful number, since it uses less digits than its factorization.

506616765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912868.

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 506616765 is about 22508.1488576915. The cubic root of 506616765 is about 797.1863475722.

The spelling of 506616765 in words is "five hundred six million, six hundred sixteen thousand, seven hundred sixty-five".