133155452505 has 8 divisors (see below), whose sum is σ = 213048724032. Its totient is φ = 71016241328.

The previous prime is 133155452489. The next prime is 133155452587. The reversal of 133155452505 is 505254551331.

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

It is a cyclic number.

It is not a de Polignac number, because 133155452505 - 2⁴ = 133155452489 is a prime.

It is a super-2 number, since 2×133155452505² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4438515069 + ... + 4438515098.

It is an arithmetic number, because the mean of its divisors is an integer number (26631090504).

Almost surely, 2^133155452505 is an apocalyptic number.

133155452505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133155452505 is a deficient number, since it is larger than the sum of its proper divisors (79893271527).

133155452505 is an equidigital number, since it uses as much as digits as its factorization.

133155452505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8877030175.

The product of its (nonzero) digits is 225000, while the sum is 39.

The spelling of 133155452505 in words is "one hundred thirty-three billion, one hundred fifty-five million, four hundred fifty-two thousand, five hundred five".