531432052535 has 4 divisors (see below), whose sum is σ = 637718463048. Its totient is φ = 425145642024.

The previous prime is 531432052531. The next prime is 531432052601. The reversal of 531432052535 is 535250234135.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 531432052535 - 2² = 531432052531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531432052531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53143205249 + ... + 53143205258.

It is an arithmetic number, because the mean of its divisors is an integer number (159429615762).

Almost surely, 2^531432052535 is an apocalyptic number.

531432052535 is a deficient number, since it is larger than the sum of its proper divisors (106286410513).

531432052535 is a wasteful number, since it uses less digits than its factorization.

531432052535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106286410512.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 531432052535 in words is "five hundred thirty-one billion, four hundred thirty-two million, fifty-two thousand, five hundred thirty-five".