134331445520213 has 8 divisors (see below), whose sum is σ = 134349805950360. Its totient is φ = 134313086039040.

The previous prime is 134331445520201. The next prime is 134331445520227. The reversal of 134331445520213 is 312025544133431.

It can be written as a sum of positive squares in 4 ways, for example, as 9272895890449 + 125058549629764 = 3045143^2 + 11182958^2 .

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 134331445520213 - 2⁶ = 134331445520149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134331445520263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310174883 + ... + 310607663.

It is an arithmetic number, because the mean of its divisors is an integer number (16793725743795).

Almost surely, 2^{134331445520213} is an apocalyptic number.

It is an amenable number.

134331445520213 is a deficient number, since it is larger than the sum of its proper divisors (18360430147).

134331445520213 is an equidigital number, since it uses as much as digits as its factorization.

134331445520213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474487.

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 134331445520213 its reverse (312025544133431), we get a palindrome (446356989653644).

The spelling of 134331445520213 in words is "one hundred thirty-four trillion, three hundred thirty-one billion, four hundred forty-five million, five hundred twenty thousand, two hundred thirteen".