13431066013432 has 16 divisors (see below), whose sum is σ = 25184309880600. Its totient is φ = 6715250045280.

The previous prime is 13431066013423. The next prime is 13431066013451. The reversal of 13431066013432 is 23431066013431.

It is a super-3 number, since 3×13431066013432³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13431066013391 and 13431066013400.

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, 35168382 + ... + 35548237.

Almost surely, 2^{13431066013432} is an apocalyptic number.

It is an amenable number.

13431066013432 is a deficient number, since it is larger than the sum of its proper divisors (11753243867168).

13431066013432 is a wasteful number, since it uses less digits than its factorization.

13431066013432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70740366 (or 70740362 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

Subtracting 13431066013432 from its reverse (23431066013431), we obtain a palindrome (9999999999999).

The spelling of 13431066013432 in words is "thirteen trillion, four hundred thirty-one billion, sixty-six million, thirteen thousand, four hundred thirty-two".