530640525843431 has 4 divisors (see below), whose sum is σ = 530640990528072. Its totient is φ = 530640061158792.

The previous prime is 530640525843397. The next prime is 530640525843443. The reversal of 530640525843431 is 134348525046035.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530640525843431 is a prime.

It is a super-2 number, since 2×530640525843431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530640525843451) 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, 230625185 + ... + 232914698.

It is an arithmetic number, because the mean of its divisors is an integer number (132660247632018).

Almost surely, 2^{530640525843431} is an apocalyptic number.

530640525843431 is a deficient number, since it is larger than the sum of its proper divisors (464684641).

530640525843431 is a wasteful number, since it uses less digits than its factorization.

530640525843431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464684640.

The product of its (nonzero) digits is 20736000, while the sum is 53.

The spelling of 530640525843431 in words is "five hundred thirty trillion, six hundred forty billion, five hundred twenty-five million, eight hundred forty-three thousand, four hundred thirty-one".