431134475532 has 12 divisors (see below), whose sum is σ = 1005980442936. Its totient is φ = 143711491840.

The previous prime is 431134475489. The next prime is 431134475539. The reversal of 431134475532 is 235574431134.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (431134475539) 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, 17963936469 + ... + 17963936492.

It is an arithmetic number, because the mean of its divisors is an integer number (83831703578).

Almost surely, 2^431134475532 is an apocalyptic number.

It is an amenable number.

431134475532 is an abundant number, since it is smaller than the sum of its proper divisors (574845967404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431134475532 is a wasteful number, since it uses less digits than its factorization.

431134475532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35927872968 (or 35927872966 counting only the distinct ones).

The product of its digits is 604800, while the sum is 42.

The spelling of 431134475532 in words is "four hundred thirty-one billion, one hundred thirty-four million, four hundred seventy-five thousand, five hundred thirty-two".