506716645 has 16 divisors (see below), whose sum is σ = 619539840. Its totient is φ = 397767744.

The previous prime is 506716627. The next prime is 506716649. The reversal of 506716645 is 546617605.

It is not a de Polignac number, because 506716645 - 2¹³ = 506708453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 506716598 and 506716607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506716649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87304 + ... + 92926.

It is an arithmetic number, because the mean of its divisors is an integer number (38721240).

Almost surely, 2^506716645 is an apocalyptic number.

It is an amenable number.

506716645 is a deficient number, since it is larger than the sum of its proper divisors (112823195).

506716645 is a wasteful number, since it uses less digits than its factorization.

506716645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5964.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 506716645 is about 22510.3675003319. The cubic root of 506716645 is about 797.2387328240.

It can be divided in two parts, 5067 and 16645, that added together give a palindrome (21712).

The spelling of 506716645 in words is "five hundred six million, seven hundred sixteen thousand, six hundred forty-five".