2454421004405 has 4 divisors (see below), whose sum is σ = 2945305205292. Its totient is φ = 1963536803520.

The previous prime is 2454421004401. The next prime is 2454421004443. The reversal of 2454421004405 is 5044001244542.

It is a happy number.

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 1391175429361 + 1063245575044 = 1179481^2 + 1031138^2 .

It is not a de Polignac number, because 2454421004405 - 2² = 2454421004401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2454421004401) 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, 245442100436 + ... + 245442100445.

It is an arithmetic number, because the mean of its divisors is an integer number (736326301323).

Almost surely, 2^{2454421004405} is an apocalyptic number.

It is an amenable number.

2454421004405 is a deficient number, since it is larger than the sum of its proper divisors (490884200887).

2454421004405 is an equidigital number, since it uses as much as digits as its factorization.

2454421004405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490884200886.

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 2454421004405 its reverse (5044001244542), we get a palindrome (7498422248947).

The spelling of 2454421004405 in words is "two trillion, four hundred fifty-four billion, four hundred twenty-one million, four thousand, four hundred five".