133215433215 has 16 divisors (see below), whose sum is σ = 213153026688. Its totient is φ = 71045453216.

The previous prime is 133215433199. The next prime is 133215433237. The reversal of 133215433215 is 512334512331.

It is a cyclic number.

It is not a de Polignac number, because 133215433215 - 2⁴ = 133215433199 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 257332 + ... + 576758.

It is an arithmetic number, because the mean of its divisors is an integer number (13322064168).

Almost surely, 2^133215433215 is an apocalyptic number.

133215433215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133215433215 is a deficient number, since it is larger than the sum of its proper divisors (79937593473).

133215433215 is a wasteful number, since it uses less digits than its factorization.

133215433215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347238.

The product of its digits is 32400, while the sum is 33.

Adding to 133215433215 its reverse (512334512331), we get a palindrome (645549945546).

The spelling of 133215433215 in words is "one hundred thirty-three billion, two hundred fifteen million, four hundred thirty-three thousand, two hundred fifteen".