255166467419 has 2 divisors, whose sum is σ = 255166467420. Its totient is φ = 255166467418.

The previous prime is 255166467373. The next prime is 255166467421. The reversal of 255166467419 is 914764661552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255166467419 - 2²⁰ = 255165418843 is a prime.

It is a super-2 number, since 2×255166467419² (a number of 24 digits) contains 22 as substring.

Together with 255166467421, 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 (255166467499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127583233709 + 127583233710.

It is an arithmetic number, because the mean of its divisors is an integer number (127583233710).

Almost surely, 2^255166467419 is an apocalyptic number.

255166467419 is a deficient number, since it is larger than the sum of its proper divisors (1).

255166467419 is an equidigital number, since it uses as much as digits as its factorization.

255166467419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 56.

The spelling of 255166467419 in words is "two hundred fifty-five billion, one hundred sixty-six million, four hundred sixty-seven thousand, four hundred nineteen".