418553816453 has 4 divisors (see below), whose sum is σ = 419286835968. Its totient is φ = 417820796940.

The previous prime is 418553816449. The next prime is 418553816479. The reversal of 418553816453 is 354618355814.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 418553816453 - 2² = 418553816449 is a prime.

It is a super-2 number, since 2×418553816453² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 418553816395 and 418553816404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418553816753) 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 3 ways as a sum of consecutive naturals, for example, 366508901 + ... + 366510042.

It is an arithmetic number, because the mean of its divisors is an integer number (104821708992).

Almost surely, 2^418553816453 is an apocalyptic number.

It is an amenable number.

418553816453 is a deficient number, since it is larger than the sum of its proper divisors (733019515).

418553816453 is an equidigital number, since it uses as much as digits as its factorization.

418553816453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733019514.

The product of its digits is 6912000, while the sum is 53.

The spelling of 418553816453 in words is "four hundred eighteen billion, five hundred fifty-three million, eight hundred sixteen thousand, four hundred fifty-three".