533421021041 has 4 divisors (see below), whose sum is σ = 550628150784. Its totient is φ = 516213891300.

The previous prime is 533421021037. The next prime is 533421021047. The reversal of 533421021041 is 140120124335.

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 a cyclic number.

It is not a de Polignac number, because 533421021041 - 2² = 533421021037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 533421021041.

It is not an unprimeable number, because it can be changed into a prime (533421021047) 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, 8603564825 + ... + 8603564886.

It is an arithmetic number, because the mean of its divisors is an integer number (137657037696).

Almost surely, 2^533421021041 is an apocalyptic number.

It is an amenable number.

533421021041 is a deficient number, since it is larger than the sum of its proper divisors (17207129743).

533421021041 is a wasteful number, since it uses less digits than its factorization.

533421021041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17207129742.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 533421021041 its reverse (140120124335), we get a palindrome (673541145376).

The spelling of 533421021041 in words is "five hundred thirty-three billion, four hundred twenty-one million, twenty-one thousand, forty-one".