532371712509 has 96 divisors (see below), whose sum is σ = 964101465600. Its totient is φ = 275619262464.

The previous prime is 532371712501. The next prime is 532371712541. The reversal of 532371712509 is 905217173235.

532371712509 is a `hidden beast` number, since 5 + 3 + 2 + 3 + 71 + 71 + 2 + 509 = 666.

It is not a de Polignac number, because 532371712509 - 2³ = 532371712501 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532371712501) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9504417 + ... + 9560265.

It is an arithmetic number, because the mean of its divisors is an integer number (10042723600).

Almost surely, 2^532371712509 is an apocalyptic number.

It is an amenable number.

532371712509 is a deficient number, since it is larger than the sum of its proper divisors (431729753091).

532371712509 is a wasteful number, since it uses less digits than its factorization.

532371712509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56091 (or 56088 counting only the distinct ones).

The product of its (nonzero) digits is 396900, while the sum is 45.

The spelling of 532371712509 in words is "five hundred thirty-two billion, three hundred seventy-one million, seven hundred twelve thousand, five hundred nine".