33421232554345 has 4 divisors (see below), whose sum is σ = 40105479065220. Its totient is φ = 26736986043472.

The previous prime is 33421232554337. The next prime is 33421232554427. The reversal of 33421232554345 is 54345523212433.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8417872441449 + 25003360112896 = 2901357^2 + 5000336^2 .

It is a cyclic number.

It is not a de Polignac number, because 33421232554345 - 2³ = 33421232554337 is a prime.

It is a super-2 number, since 2×33421232554345² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33421232554295 and 33421232554304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3342123255430 + ... + 3342123255439.

It is an arithmetic number, because the mean of its divisors is an integer number (10026369766305).

Almost surely, 2^{33421232554345} is an apocalyptic number.

It is an amenable number.

33421232554345 is a deficient number, since it is larger than the sum of its proper divisors (6684246510875).

33421232554345 is an equidigital number, since it uses as much as digits as its factorization.

33421232554345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684246510874.

The product of its digits is 5184000, while the sum is 46.

Adding to 33421232554345 its reverse (54345523212433), we get a palindrome (87766755766778).

The spelling of 33421232554345 in words is "thirty-three trillion, four hundred twenty-one billion, two hundred thirty-two million, five hundred fifty-four thousand, three hundred forty-five".