451155201422224 has 80 divisors (see below), whose sum is σ = 941595378257520. Its totient is φ = 208171801313280.

The previous prime is 451155201422209. The next prime is 451155201422293. The reversal of 451155201422224 is 422224102551154.

It can be written as a sum of positive squares in 8 ways, for example, as 10941090983824 + 440214110438400 = 3307732^2 + 20981280^2 .

It is a super-2 number, since 2×451155201422224² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22629031584 + ... + 22629051520.

It is an arithmetic number, because the mean of its divisors is an integer number (11769942228219).

Almost surely, 2^{451155201422224} is an apocalyptic number.

It is an amenable number.

451155201422224 is an abundant number, since it is smaller than the sum of its proper divisors (490440176835296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451155201422224 is a wasteful number, since it uses less digits than its factorization.

451155201422224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42548 (or 42542 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 40.

Adding to 451155201422224 its reverse (422224102551154), we get a palindrome (873379303973378).

The spelling of 451155201422224 in words is "four hundred fifty-one trillion, one hundred fifty-five billion, two hundred one million, four hundred twenty-two thousand, two hundred twenty-four".