506156533365 has 32 divisors (see below), whose sum is σ = 926062811136. Its totient is φ = 231255984960.

The previous prime is 506156533343. The next prime is 506156533367. The reversal of 506156533365 is 563335651605.

It is a happy number.

It is not a de Polignac number, because 506156533365 - 2¹⁶ = 506156467829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506156533367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1164591 + ... + 1539020.

It is an arithmetic number, because the mean of its divisors is an integer number (28939462848).

Almost surely, 2^506156533365 is an apocalyptic number.

It is an amenable number.

506156533365 is a deficient number, since it is larger than the sum of its proper divisors (419906277771).

506156533365 is a wasteful number, since it uses less digits than its factorization.

506156533365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705409.

The product of its (nonzero) digits is 3645000, while the sum is 48.

The spelling of 506156533365 in words is "five hundred six billion, one hundred fifty-six million, five hundred thirty-three thousand, three hundred sixty-five".