530091318831 has 4 divisors (see below), whose sum is σ = 706788425112. Its totient is φ = 353394212552.

The previous prime is 530091318793. The next prime is 530091318833. The reversal of 530091318831 is 138813190035.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 530091318831 - 2¹⁹ = 530090794543 is a prime.

It is a super-2 number, since 2×530091318831² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530091318833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88348553136 + ... + 88348553141.

It is an arithmetic number, because the mean of its divisors is an integer number (176697106278).

Almost surely, 2^530091318831 is an apocalyptic number.

530091318831 is a deficient number, since it is larger than the sum of its proper divisors (176697106281).

530091318831 is a wasteful number, since it uses less digits than its factorization.

530091318831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176697106280.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 530091318831 in words is "five hundred thirty billion, ninety-one million, three hundred eighteen thousand, eight hundred thirty-one".