531116077463 has 8 divisors (see below), whose sum is σ = 536743898880. Its totient is φ = 525491366400.

The previous prime is 531116077447. The next prime is 531116077469. The reversal of 531116077463 is 364770611135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 531116077463 - 2⁴ = 531116077447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531116077469) 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 7 ways as a sum of consecutive naturals, for example, 433463 + ... + 1118088.

It is an arithmetic number, because the mean of its divisors is an integer number (67092987360).

Almost surely, 2^531116077463 is an apocalyptic number.

531116077463 is a deficient number, since it is larger than the sum of its proper divisors (5627821417).

531116077463 is a wasteful number, since it uses less digits than its factorization.

531116077463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555177.

The product of its (nonzero) digits is 317520, while the sum is 44.

Adding to 531116077463 its reverse (364770611135), we get a palindrome (895886688598).

The spelling of 531116077463 in words is "five hundred thirty-one billion, one hundred sixteen million, seventy-seven thousand, four hundred sixty-three".