133464520533151 has 4 divisors (see below), whose sum is σ = 133518620462872. Its totient is φ = 133410420603432.

The previous prime is 133464520533077. The next prime is 133464520533167. The reversal of 133464520533151 is 151335025464331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133464520533151 - 2⁷ = 133464520533023 is a prime.

It is a super-2 number, since 2×133464520533151² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133464520033151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 27049961160 + ... + 27049966093.

It is an arithmetic number, because the mean of its divisors is an integer number (33379655115718).

Almost surely, 2^{133464520533151} is an apocalyptic number.

133464520533151 is a deficient number, since it is larger than the sum of its proper divisors (54099929721).

133464520533151 is an equidigital number, since it uses as much as digits as its factorization.

133464520533151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54099929720.

The product of its (nonzero) digits is 1944000, while the sum is 46.

Adding to 133464520533151 its reverse (151335025464331), we get a palindrome (284799545997482).

The spelling of 133464520533151 in words is "one hundred thirty-three trillion, four hundred sixty-four billion, five hundred twenty million, five hundred thirty-three thousand, one hundred fifty-one".