254454432413 has 4 divisors (see below), whose sum is σ = 269422340220. Its totient is φ = 239486524608.

The previous prime is 254454432409. The next prime is 254454432437. The reversal of 254454432413 is 314234454452.

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 180232513444 + 74221918969 = 424538^2 + 272437^2 .

It is not a de Polignac number, because 254454432413 - 2² = 254454432409 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 (254454432473) 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, 7483953878 + ... + 7483953911.

It is an arithmetic number, because the mean of its divisors is an integer number (67355585055).

Almost surely, 2^254454432413 is an apocalyptic number.

It is an amenable number.

254454432413 is a deficient number, since it is larger than the sum of its proper divisors (14967907807).

254454432413 is a wasteful number, since it uses less digits than its factorization.

254454432413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14967907806.

The product of its digits is 921600, while the sum is 41.

Adding to 254454432413 its reverse (314234454452), we get a palindrome (568688886865).

The spelling of 254454432413 in words is "two hundred fifty-four billion, four hundred fifty-four million, four hundred thirty-two thousand, four hundred thirteen".