255534451279 has 2 divisors, whose sum is σ = 255534451280. Its totient is φ = 255534451278.

The previous prime is 255534451261. The next prime is 255534451297. The reversal of 255534451279 is 972154435552.

It is a happy number.

Together with next prime (255534451297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (255534451261) and next prime (255534451297).

It is a cyclic number.

It is not a de Polignac number, because 255534451279 - 2⁵ = 255534451247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255534452279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127767225639 + 127767225640.

It is an arithmetic number, because the mean of its divisors is an integer number (127767225640).

Almost surely, 2^255534451279 is an apocalyptic number.

255534451279 is a deficient number, since it is larger than the sum of its proper divisors (1).

255534451279 is an equidigital number, since it uses as much as digits as its factorization.

255534451279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560000, while the sum is 52.

The spelling of 255534451279 in words is "two hundred fifty-five billion, five hundred thirty-four million, four hundred fifty-one thousand, two hundred seventy-nine".