455404727203 has 4 divisors (see below), whose sum is σ = 455490967048. Its totient is φ = 455318487360.

The previous prime is 455404727179. The next prime is 455404727209. The reversal of 455404727203 is 302727404554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302727404554 = 2 ⋅151363702277.

It is a cyclic number.

It is not a de Polignac number, because 455404727203 - 2¹⁷ = 455404596131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 455404727203.

It is not an unprimeable number, because it can be changed into a prime (455404727209) 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, 43112001 + ... + 43122562.

It is an arithmetic number, because the mean of its divisors is an integer number (113872741762).

Almost surely, 2^455404727203 is an apocalyptic number.

455404727203 is a deficient number, since it is larger than the sum of its proper divisors (86239845).

455404727203 is an equidigital number, since it uses as much as digits as its factorization.

455404727203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86239844.

The product of its (nonzero) digits is 940800, while the sum is 43.

The spelling of 455404727203 in words is "four hundred fifty-five billion, four hundred four million, seven hundred twenty-seven thousand, two hundred three".