545453220033 has 6 divisors (see below), whose sum is σ = 787876873394. Its totient is φ = 363635480016.

The previous prime is 545453220023. The next prime is 545453220071. The reversal of 545453220033 is 330022354545.

545453220033 is a `hidden beast` number, since 54 + 54 + 532 + 20 + 0 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 474234690609 + 71218529424 = 688647^2 + 266868^2 .

It is not a de Polignac number, because 545453220033 - 2¹³ = 545453211841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 545453220033.

It is not an unprimeable number, because it can be changed into a prime (545453220023) 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 5 ways as a sum of consecutive naturals, for example, 30302956660 + ... + 30302956677.

Almost surely, 2^545453220033 is an apocalyptic number.

It is an amenable number.

545453220033 is a deficient number, since it is larger than the sum of its proper divisors (242423653361).

545453220033 is a wasteful number, since it uses less digits than its factorization.

545453220033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60605913343 (or 60605913340 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

Adding to 545453220033 its reverse (330022354545), we get a palindrome (875475574578).

The spelling of 545453220033 in words is "five hundred forty-five billion, four hundred fifty-three million, two hundred twenty thousand, thirty-three".