265416049 has 2 divisors, whose sum is σ = 265416050. Its totient is φ = 265416048.

The previous prime is 265416037. The next prime is 265416077. The reversal of 265416049 is 940614562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240095025 + 25321024 = 15495^2 + 5032^2 .

It is a cyclic number.

It is not a de Polignac number, because 265416049 - 2¹⁷ = 265284977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 265415999 and 265416017.

It is not a weakly prime, because it can be changed into another prime (265416029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132708024 + 132708025.

It is an arithmetic number, because the mean of its divisors is an integer number (132708025).

Almost surely, 2^265416049 is an apocalyptic number.

It is an amenable number.

265416049 is a deficient number, since it is larger than the sum of its proper divisors (1).

265416049 is an equidigital number, since it uses as much as digits as its factorization.

265416049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 265416049 is about 16291.5944278023. The cubic root of 265416049 is about 642.6517975702.

The spelling of 265416049 in words is "two hundred sixty-five million, four hundred sixteen thousand, forty-nine".