133355445515 has 8 divisors (see below), whose sum is σ = 165188681088. Its totient is φ = 103242925440.

The previous prime is 133355445469. The next prime is 133355445539. The reversal of 133355445515 is 515544553331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133355445515 - 2¹⁰ = 133355444491 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430178702 + ... + 430179011.

It is an arithmetic number, because the mean of its divisors is an integer number (20648585136).

Almost surely, 2^133355445515 is an apocalyptic number.

133355445515 is a deficient number, since it is larger than the sum of its proper divisors (31833235573).

133355445515 is an equidigital number, since it uses as much as digits as its factorization.

133355445515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860357749.

The product of its digits is 1350000, while the sum is 44.

Adding to 133355445515 its reverse (515544553331), we get a palindrome (648899998846).

The spelling of 133355445515 in words is "one hundred thirty-three billion, three hundred fifty-five million, four hundred forty-five thousand, five hundred fifteen".