265312461506933 has 2 divisors, whose sum is σ = 265312461506934. Its totient is φ = 265312461506932.

The previous prime is 265312461506821. The next prime is 265312461506957. The reversal of 265312461506933 is 339605164213562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186473281092484 + 78839180414449 = 13655522^2 + 8879143^2 .

It is a cyclic number.

It is not a de Polignac number, because 265312461506933 - 2¹⁶ = 265312461441397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265312461506333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132656230753466 + 132656230753467.

It is an arithmetic number, because the mean of its divisors is an integer number (132656230753467).

Almost surely, 2^{265312461506933} is an apocalyptic number.

It is an amenable number.

265312461506933 is a deficient number, since it is larger than the sum of its proper divisors (1).

265312461506933 is an equidigital number, since it uses as much as digits as its factorization.

265312461506933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20995200, while the sum is 56.

The spelling of 265312461506933 in words is "two hundred sixty-five trillion, three hundred twelve billion, four hundred sixty-one million, five hundred six thousand, nine hundred thirty-three".