451040224433045 has 16 divisors (see below), whose sum is σ = 582883211536752. Its totient is φ = 333075595207680.

The previous prime is 451040224433033. The next prime is 451040224433069. The reversal of 451040224433045 is 540334422040154.

It can be written as a sum of positive squares in 8 ways, for example, as 7925852153521 + 443114372279524 = 2815289^2 + 21050282^2 .

It is not a de Polignac number, because 451040224433045 - 2⁸ = 451040224432789 is a prime.

It is a super-2 number, since 2×451040224433045² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 451040224432993 and 451040224433011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127715405 + ... + 131199485.

It is an arithmetic number, because the mean of its divisors is an integer number (36430200721047).

Almost surely, 2^{451040224433045} is an apocalyptic number.

It is an amenable number.

451040224433045 is a deficient number, since it is larger than the sum of its proper divisors (131842987103707).

451040224433045 is a wasteful number, since it uses less digits than its factorization.

451040224433045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475752.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 451040224433045 its reverse (540334422040154), we get a palindrome (991374646473199).

The spelling of 451040224433045 in words is "four hundred fifty-one trillion, forty billion, two hundred twenty-four million, four hundred thirty-three thousand, forty-five".