133501534602505 has 32 divisors (see below), whose sum is σ = 171862598734848. Its totient is φ = 99306238732800.

The previous prime is 133501534602497. The next prime is 133501534602511. The reversal of 133501534602505 is 505206435105331.

It is not a de Polignac number, because 133501534602505 - 2³ = 133501534602497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49802641 + ... + 52414750.

It is an arithmetic number, because the mean of its divisors is an integer number (5370706210464).

Almost surely, 2^{133501534602505} is an apocalyptic number.

It is an amenable number.

133501534602505 is a deficient number, since it is larger than the sum of its proper divisors (38361064132343).

133501534602505 is a wasteful number, since it uses less digits than its factorization.

133501534602505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102217737.

The product of its (nonzero) digits is 810000, while the sum is 43.

Adding to 133501534602505 its reverse (505206435105331), we get a palindrome (638707969707836).

The spelling of 133501534602505 in words is "one hundred thirty-three trillion, five hundred one billion, five hundred thirty-four million, six hundred two thousand, five hundred five".