454217522245 has 4 divisors (see below), whose sum is σ = 545061026700. Its totient is φ = 363374017792.

The previous prime is 454217522233. The next prime is 454217522263. The reversal of 454217522245 is 542225712454.

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

It can be written as a sum of positive squares in 2 ways, for example, as 81265475041 + 372952047204 = 285071^2 + 610698^2 .

It is a cyclic number.

It is not a de Polignac number, because 454217522245 - 2¹³ = 454217514053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45421752220 + ... + 45421752229.

It is an arithmetic number, because the mean of its divisors is an integer number (136265256675).

Almost surely, 2^454217522245 is an apocalyptic number.

It is an amenable number.

454217522245 is a deficient number, since it is larger than the sum of its proper divisors (90843504455).

454217522245 is an equidigital number, since it uses as much as digits as its factorization.

454217522245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90843504454.

The product of its digits is 896000, while the sum is 43.

The spelling of 454217522245 in words is "four hundred fifty-four billion, two hundred seventeen million, five hundred twenty-two thousand, two hundred forty-five".