131433533432 has 16 divisors (see below), whose sum is σ = 254935733400. Its totient is φ = 63450671200.

The previous prime is 131433533381. The next prime is 131433533447. The reversal of 131433533432 is 234335334131.

It is a junction number, because it is equal to n+sod(n) for n = 131433533392 and 131433533401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283261694 + ... + 283262157.

Almost surely, 2^131433533432 is an apocalyptic number.

It is an amenable number.

131433533432 is a deficient number, since it is larger than the sum of its proper divisors (123502199968).

131433533432 is a wasteful number, since it uses less digits than its factorization.

131433533432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566523886 (or 566523882 counting only the distinct ones).

The product of its digits is 116640, while the sum is 35.

Adding to 131433533432 its reverse (234335334131), we get a palindrome (365768867563).

The spelling of 131433533432 in words is "one hundred thirty-one billion, four hundred thirty-three million, five hundred thirty-three thousand, four hundred thirty-two".