531047202740135 has 16 divisors (see below), whose sum is σ = 652077905060736. Its totient is φ = 414956961611808.

The previous prime is 531047202740063. The next prime is 531047202740141.

It is a happy number.

531047202740135 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 531047202740135 - 2¹⁰ = 531047202739111 is a prime.

It is a super-2 number, since 2×531047202740135² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114967472 + ... + 119497338.

It is an arithmetic number, because the mean of its divisors is an integer number (40754869066296).

Almost surely, 2^{531047202740135} is an apocalyptic number.

531047202740135 is a deficient number, since it is larger than the sum of its proper divisors (121030702320601).

531047202740135 is a wasteful number, since it uses less digits than its factorization.

531047202740135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5075182.

The product of its (nonzero) digits is 705600, while the sum is 44.

It can be divided in two parts, 53104720 and 2740135, that added together give a palindrome (55844855).

The spelling of 531047202740135 in words is "five hundred thirty-one trillion, forty-seven billion, two hundred two million, seven hundred forty thousand, one hundred thirty-five".