530640756731811 has 64 divisors (see below), whose sum is σ = 777508864819200. Its totient is φ = 319246984488960.

The previous prime is 530640756731737. The next prime is 530640756731861. The reversal of 530640756731811 is 118137657046035.

It is not a de Polignac number, because 530640756731811 - 2¹⁰ = 530640756730787 is a prime.

It is a super-2 number, since 2×530640756731811² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (530640756731861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6771187950 + ... + 6771266316.

It is an arithmetic number, because the mean of its divisors is an integer number (12148576012800).

Almost surely, 2^{530640756731811} is an apocalyptic number.

530640756731811 is a deficient number, since it is larger than the sum of its proper divisors (246868108087389).

530640756731811 is a wasteful number, since it uses less digits than its factorization.

530640756731811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80944.

The product of its (nonzero) digits is 12700800, while the sum is 57.

The spelling of 530640756731811 in words is "five hundred thirty trillion, six hundred forty billion, seven hundred fifty-six million, seven hundred thirty-one thousand, eight hundred eleven".