265426453620079 has 2 divisors, whose sum is σ = 265426453620080. Its totient is φ = 265426453620078.

The previous prime is 265426453620059. The next prime is 265426453620091. The reversal of 265426453620079 is 970026354624562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265426453620079 - 2²¹ = 265426451522927 is a prime.

It is a super-3 number, since 3×265426453620079³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 265426453619999 and 265426453620026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265426453620059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132713226810039 + 132713226810040.

It is an arithmetic number, because the mean of its divisors is an integer number (132713226810040).

Almost surely, 2^{265426453620079} is an apocalyptic number.

265426453620079 is a deficient number, since it is larger than the sum of its proper divisors (1).

265426453620079 is an equidigital number, since it uses as much as digits as its factorization.

265426453620079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 130636800, while the sum is 61.

The spelling of 265426453620079 in words is "two hundred sixty-five trillion, four hundred twenty-six billion, four hundred fifty-three million, six hundred twenty thousand, seventy-nine".