255534415811 has 2 divisors, whose sum is σ = 255534415812. Its totient is φ = 255534415810.

The previous prime is 255534415753. The next prime is 255534415813. The reversal of 255534415811 is 118514435552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255534415811 - 2¹⁴ = 255534399427 is a prime.

Together with 255534415813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255534415813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127767207905 + 127767207906.

It is an arithmetic number, because the mean of its divisors is an integer number (127767207906).

Almost surely, 2^255534415811 is an apocalyptic number.

255534415811 is a deficient number, since it is larger than the sum of its proper divisors (1).

255534415811 is an equidigital number, since it uses as much as digits as its factorization.

255534415811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480000, while the sum is 44.

The spelling of 255534415811 in words is "two hundred fifty-five billion, five hundred thirty-four million, four hundred fifteen thousand, eight hundred eleven".