6456450143 has 24 divisors (see below), whose sum is σ = 7723595520. Its totient is φ = 5349296160.

The previous prime is 6456450139. The next prime is 6456450193. The reversal of 6456450143 is 3410546546.

It is not a de Polignac number, because 6456450143 - 2² = 6456450139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6456450097 and 6456450106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6456450103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124880 + ... + 168842.

It is an arithmetic number, because the mean of its divisors is an integer number (321816480).

Almost surely, 2^6456450143 is an apocalyptic number.

6456450143 is a deficient number, since it is larger than the sum of its proper divisors (1267145377).

6456450143 is a wasteful number, since it uses less digits than its factorization.

6456450143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44079 (or 44066 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 6456450143 is about 80352.0388229197. The cubic root of 6456450143 is about 1862.0782780924.

Adding to 6456450143 its reverse (3410546546), we get a palindrome (9866996689).

The spelling of 6456450143 in words is "six billion, four hundred fifty-six million, four hundred fifty thousand, one hundred forty-three".