265134450931979 has 2 divisors, whose sum is σ = 265134450931980. Its totient is φ = 265134450931978.

The previous prime is 265134450931927. The next prime is 265134450932023. The reversal of 265134450931979 is 979139054431562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265134450931979 - 2³⁶ = 265065731455243 is a prime.

It is not a weakly prime, because it can be changed into another prime (265134450931379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132567225465989 + 132567225465990.

It is an arithmetic number, because the mean of its divisors is an integer number (132567225465990).

Almost surely, 2^{265134450931979} is an apocalyptic number.

265134450931979 is a deficient number, since it is larger than the sum of its proper divisors (1).

265134450931979 is an equidigital number, since it uses as much as digits as its factorization.

265134450931979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 220449600, while the sum is 68.

The spelling of 265134450931979 in words is "two hundred sixty-five trillion, one hundred thirty-four billion, four hundred fifty million, nine hundred thirty-one thousand, nine hundred seventy-nine".