530640546873656 has 8 divisors (see below), whose sum is σ = 994951025388120. Its totient is φ = 265320273436824.

The previous prime is 530640546873599. The next prime is 530640546873659. The reversal of 530640546873656 is 656378645046035.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530640546873659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33165034179596 + ... + 33165034179611.

It is an arithmetic number, because the mean of its divisors is an integer number (124368878173515).

Almost surely, 2^{530640546873656} is an apocalyptic number.

It is an amenable number.

530640546873656 is a deficient number, since it is larger than the sum of its proper divisors (464310478514464).

530640546873656 is a wasteful number, since it uses less digits than its factorization.

530640546873656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66330068359213 (or 66330068359209 counting only the distinct ones).

The product of its (nonzero) digits is 1306368000, while the sum is 68.

The spelling of 530640546873656 in words is "five hundred thirty trillion, six hundred forty billion, five hundred forty-six million, eight hundred seventy-three thousand, six hundred fifty-six".