143132031505432 has 32 divisors (see below), whose sum is σ = 285999248908800. Its totient is φ = 66997972189984.

The previous prime is 143132031505423. The next prime is 143132031505469. The reversal of 143132031505432 is 234505130231341.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 143132031505391 and 143132031505400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8275432582 + ... + 8275449877.

It is an arithmetic number, because the mean of its divisors is an integer number (8937476528400).

Almost surely, 2^{143132031505432} is an apocalyptic number.

It is an amenable number.

143132031505432 is a deficient number, since it is larger than the sum of its proper divisors (142867217403368).

143132031505432 is a wasteful number, since it uses less digits than its factorization.

143132031505432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16550882535 (or 16550882531 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 143132031505432 its reverse (234505130231341), we get a palindrome (377637161736773).

The spelling of 143132031505432 in words is "one hundred forty-three trillion, one hundred thirty-two billion, thirty-one million, five hundred five thousand, four hundred thirty-two".