254404100030513 has 2 divisors, whose sum is σ = 254404100030514. Its totient is φ = 254404100030512.

The previous prime is 254404100030497. The next prime is 254404100030671. The reversal of 254404100030513 is 315030001404452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149225476460944 + 105178623569569 = 12215788^2 + 10255663^2 .

It is a cyclic number.

It is not a de Polignac number, because 254404100030513 - 2⁴ = 254404100030497 is a prime.

It is a super-2 number, since 2×254404100030513² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 254404100030513.

It is not a weakly prime, because it can be changed into another prime (254404100032513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127202050015256 + 127202050015257.

It is an arithmetic number, because the mean of its divisors is an integer number (127202050015257).

Almost surely, 2^{254404100030513} is an apocalyptic number.

It is an amenable number.

254404100030513 is a deficient number, since it is larger than the sum of its proper divisors (1).

254404100030513 is an equidigital number, since it uses as much as digits as its factorization.

254404100030513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 254404100030513 its reverse (315030001404452), we get a palindrome (569434101434965).

The spelling of 254404100030513 in words is "two hundred fifty-four trillion, four hundred four billion, one hundred million, thirty thousand, five hundred thirteen".