451003405642143 has 16 divisors (see below), whose sum is σ = 623267662370400. Its totient is φ = 289743842984960.

The previous prime is 451003405642117. The next prime is 451003405642171. The reversal of 451003405642143 is 341246504300154.

It is a cyclic number.

It is not a de Polignac number, because 451003405642143 - 2⁶ = 451003405642079 is a prime.

It is a super-2 number, since 2×451003405642143² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451003405642095 and 451003405642104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451003405642243) 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, 4974951978 + ... + 4975042631.

It is an arithmetic number, because the mean of its divisors is an integer number (38954228898150).

Almost surely, 2^{451003405642143} is an apocalyptic number.

451003405642143 is a deficient number, since it is larger than the sum of its proper divisors (172264256728257).

451003405642143 is a wasteful number, since it uses less digits than its factorization.

451003405642143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9949995162.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 451003405642143 its reverse (341246504300154), we get a palindrome (792249909942297).

The spelling of 451003405642143 in words is "four hundred fifty-one trillion, three billion, four hundred five million, six hundred forty-two thousand, one hundred forty-three".