451122352445 has 16 divisors (see below), whose sum is σ = 546778315440. Its totient is φ = 357277824000.

The previous prime is 451122352441. The next prime is 451122352451. The reversal of 451122352445 is 544253221154.

It can be written as a sum of positive squares in 8 ways, for example, as 103999204 + 451018353241 = 10198^2 + 671579^2 .

It is not a de Polignac number, because 451122352445 - 2² = 451122352441 is a prime.

It is a super-2 number, since 2×451122352445² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451122352399 and 451122352408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451122352441) 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, 4091135 + ... + 4199955.

It is an arithmetic number, because the mean of its divisors is an integer number (34173644715).

Almost surely, 2^451122352445 is an apocalyptic number.

It is an amenable number.

451122352445 is a deficient number, since it is larger than the sum of its proper divisors (95655962995).

451122352445 is a wasteful number, since it uses less digits than its factorization.

451122352445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117136.

The product of its digits is 192000, while the sum is 38.

Adding to 451122352445 its reverse (544253221154), we get a palindrome (995375573599).

The spelling of 451122352445 in words is "four hundred fifty-one billion, one hundred twenty-two million, three hundred fifty-two thousand, four hundred forty-five".