254317914766513 has 4 divisors (see below), whose sum is σ = 273880831287028. Its totient is φ = 234754998246000.

The previous prime is 254317914766453. The next prime is 254317914766541. The reversal of 254317914766513 is 315667419713452.

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 165046256903089 + 89271657863424 = 12847033^2 + 9448368^2 .

It is a cyclic number.

It is not a de Polignac number, because 254317914766513 - 2²¹ = 254317912669361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254317914766613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9781458260238 + ... + 9781458260263.

It is an arithmetic number, because the mean of its divisors is an integer number (68470207821757).

Almost surely, 2^{254317914766513} is an apocalyptic number.

It is an amenable number.

254317914766513 is a deficient number, since it is larger than the sum of its proper divisors (19562916520515).

254317914766513 is a wasteful number, since it uses less digits than its factorization.

254317914766513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19562916520514.

The product of its digits is 114307200, while the sum is 64.

The spelling of 254317914766513 in words is "two hundred fifty-four trillion, three hundred seventeen billion, nine hundred fourteen million, seven hundred sixty-six thousand, five hundred thirteen".