455403344143 has 4 divisors (see below), whose sum is σ = 496803648168. Its totient is φ = 414003040120.

The previous prime is 455403344113. The next prime is 455403344183. The reversal of 455403344143 is 341443304554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 455403344143 - 2⁵ = 455403344111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 455403344096 and 455403344105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455403344113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20700151996 + ... + 20700152017.

It is an arithmetic number, because the mean of its divisors is an integer number (124200912042).

Almost surely, 2^455403344143 is an apocalyptic number.

455403344143 is a deficient number, since it is larger than the sum of its proper divisors (41400304025).

455403344143 is a wasteful number, since it uses less digits than its factorization.

455403344143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41400304024.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 455403344143 its reverse (341443304554), we get a palindrome (796846648697).

The spelling of 455403344143 in words is "four hundred fifty-five billion, four hundred three million, three hundred forty-four thousand, one hundred forty-three".