532809981297 has 32 divisors (see below), whose sum is σ = 872007168000. Its totient is φ = 318827592720.

The previous prime is 532809981293. The next prime is 532809981329. The reversal of 532809981297 is 792189908235.

532809981297 is a `hidden beast` number, since 532 + 8 + 0 + 9 + 9 + 8 + 1 + 2 + 97 = 666.

It is not a de Polignac number, because 532809981297 - 2² = 532809981293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (532809981293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11330797 + ... + 11377722.

It is an arithmetic number, because the mean of its divisors is an integer number (27250224000).

Almost surely, 2^532809981297 is an apocalyptic number.

It is an amenable number.

532809981297 is a deficient number, since it is larger than the sum of its proper divisors (339197186703).

532809981297 is a wasteful number, since it uses less digits than its factorization.

532809981297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22708618 (or 22708612 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 63.

The spelling of 532809981297 in words is "five hundred thirty-two billion, eight hundred nine million, nine hundred eighty-one thousand, two hundred ninety-seven".