254114605205 has 4 divisors (see below), whose sum is σ = 304937526252. Its totient is φ = 203291684160.

The previous prime is 254114605193. The next prime is 254114605207. The reversal of 254114605205 is 502506411452.

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 44005131076 + 210109474129 = 209774^2 + 458377^2 .

It is not a de Polignac number, because 254114605205 - 2⁴ = 254114605189 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 (254114605207) 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, 25411460516 + ... + 25411460525.

It is an arithmetic number, because the mean of its divisors is an integer number (76234381563).

Almost surely, 2^254114605205 is an apocalyptic number.

It is an amenable number.

254114605205 is a deficient number, since it is larger than the sum of its proper divisors (50822921047).

254114605205 is an equidigital number, since it uses as much as digits as its factorization.

254114605205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50822921046.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 254114605205 in words is "two hundred fifty-four billion, one hundred fourteen million, six hundred five thousand, two hundred five".