133663334332053 has 4 divisors (see below), whose sum is σ = 178217779109408. Its totient is φ = 89108889554700.

The previous prime is 133663334331979. The next prime is 133663334332181. The reversal of 133663334332053 is 350233433366331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 133663334332053 - 2²² = 133663330137749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133663334331993 and 133663334332011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133663334332753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22277222388673 + ... + 22277222388678.

It is an arithmetic number, because the mean of its divisors is an integer number (44554444777352).

Almost surely, 2^{133663334332053} is an apocalyptic number.

It is an amenable number.

133663334332053 is a deficient number, since it is larger than the sum of its proper divisors (44554444777355).

133663334332053 is an equidigital number, since it uses as much as digits as its factorization.

133663334332053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44554444777354.

The product of its (nonzero) digits is 9447840, while the sum is 48.

Adding to 133663334332053 its reverse (350233433366331), we get a palindrome (483896767698384).

The spelling of 133663334332053 in words is "one hundred thirty-three trillion, six hundred sixty-three billion, three hundred thirty-four million, three hundred thirty-two thousand, fifty-three".