532130855681 has 2 divisors, whose sum is σ = 532130855682. Its totient is φ = 532130855680.

The previous prime is 532130855677. The next prime is 532130855693. The reversal of 532130855681 is 186558031235.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 503439916225 + 28690939456 = 709535^2 + 169384^2 .

It is a cyclic number.

It is not a de Polignac number, because 532130855681 - 2² = 532130855677 is a prime.

It is a super-2 number, since 2×532130855681² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (532130855671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266065427840 + 266065427841.

It is an arithmetic number, because the mean of its divisors is an integer number (266065427841).

Almost surely, 2^532130855681 is an apocalyptic number.

It is an amenable number.

532130855681 is a deficient number, since it is larger than the sum of its proper divisors (1).

532130855681 is an equidigital number, since it uses as much as digits as its factorization.

532130855681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 532130855681 in words is "five hundred thirty-two billion, one hundred thirty million, eight hundred fifty-five thousand, six hundred eighty-one".