254454243315 has 32 divisors (see below), whose sum is σ = 415501056000. Its totient is φ = 132933884160.

The previous prime is 254454243311. The next prime is 254454243317. The reversal of 254454243315 is 513342454452.

It is not a de Polignac number, because 254454243315 - 2² = 254454243311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (254454243311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262915 + ... + 760284.

It is an arithmetic number, because the mean of its divisors is an integer number (12984408000).

Almost surely, 2^254454243315 is an apocalyptic number.

254454243315 is a deficient number, since it is larger than the sum of its proper divisors (161046812685).

254454243315 is a wasteful number, since it uses less digits than its factorization.

254454243315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023547.

The product of its digits is 1152000, while the sum is 42.

Adding to 254454243315 its reverse (513342454452), we get a palindrome (767796697767).

The spelling of 254454243315 in words is "two hundred fifty-four billion, four hundred fifty-four million, two hundred forty-three thousand, three hundred fifteen".