254245608434 has 16 divisors (see below), whose sum is σ = 400986578520. Its totient is φ = 120727138560.

The previous prime is 254245608433. The next prime is 254245608451. The reversal of 254245608434 is 434806542452.

It can be written as a sum of positive squares in 4 ways, for example, as 212247254209 + 41998354225 = 460703^2 + 204935^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (254245608433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35927159 + ... + 35934234.

Almost surely, 2^254245608434 is an apocalyptic number.

254245608434 is a deficient number, since it is larger than the sum of its proper divisors (146740970086).

254245608434 is a wasteful number, since it uses less digits than its factorization.

254245608434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71861485.

The product of its (nonzero) digits is 3686400, while the sum is 47.

The spelling of 254245608434 in words is "two hundred fifty-four billion, two hundred forty-five million, six hundred eight thousand, four hundred thirty-four".