453452044021 has 16 divisors (see below), whose sum is σ = 468707420160. Its totient is φ = 438236400240.

The previous prime is 453452043983. The next prime is 453452044061. The reversal of 453452044021 is 120440254354.

It is a cyclic number.

It is not a de Polignac number, because 453452044021 - 2¹⁵ = 453452011253 is a prime.

It is a super-3 number, since 3×453452044021³ (a number of 36 digits) contains 333 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 (453452044061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99723270 + ... + 99727816.

It is an arithmetic number, because the mean of its divisors is an integer number (29294213760).

Almost surely, 2^453452044021 is an apocalyptic number.

It is an amenable number.

453452044021 is a deficient number, since it is larger than the sum of its proper divisors (15255376139).

453452044021 is a wasteful number, since it uses less digits than its factorization.

453452044021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8184.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 453452044021 its reverse (120440254354), we get a palindrome (573892298375).

The spelling of 453452044021 in words is "four hundred fifty-three billion, four hundred fifty-two million, forty-four thousand, twenty-one".