454023032533021 has 4 divisors (see below), whose sum is σ = 518883465752032. Its totient is φ = 389162599314012.

The previous prime is 454023032532997. The next prime is 454023032533043. The reversal of 454023032533021 is 120335230320454.

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 454023032533021 - 2¹⁵ = 454023032500253 is a prime.

It is a super-2 number, since 2×454023032533021² (a number of 30 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 (454023032533921) 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, 32430216609495 + ... + 32430216609508.

It is an arithmetic number, because the mean of its divisors is an integer number (129720866438008).

Almost surely, 2^{454023032533021} is an apocalyptic number.

It is an amenable number.

454023032533021 is a deficient number, since it is larger than the sum of its proper divisors (64860433219011).

454023032533021 is an equidigital number, since it uses as much as digits as its factorization.

454023032533021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64860433219010.

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 454023032533021 its reverse (120335230320454), we get a palindrome (574358262853475).

The spelling of 454023032533021 in words is "four hundred fifty-four trillion, twenty-three billion, thirty-two million, five hundred thirty-three thousand, twenty-one".