135505424432356 has 12 divisors (see below), whose sum is σ = 258692173916400. Its totient is φ = 61593374741960.

The previous prime is 135505424432347. The next prime is 135505424432359. The reversal of 135505424432356 is 653234424505531.

135505424432356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135505424432359) 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, 1539834368506 + ... + 1539834368593.

It is an arithmetic number, because the mean of its divisors is an integer number (21557681159700).

Almost surely, 2^{135505424432356} is an apocalyptic number.

It is an amenable number.

135505424432356 is a deficient number, since it is larger than the sum of its proper divisors (123186749484044).

135505424432356 is a wasteful number, since it uses less digits than its factorization.

135505424432356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079668737114 (or 3079668737112 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 52.

Adding to 135505424432356 its reverse (653234424505531), we get a palindrome (788739848937887).

The spelling of 135505424432356 in words is "one hundred thirty-five trillion, five hundred five billion, four hundred twenty-four million, four hundred thirty-two thousand, three hundred fifty-six".