265352253449 has 2 divisors, whose sum is σ = 265352253450. Its totient is φ = 265352253448.

The previous prime is 265352253433. The next prime is 265352253583. The reversal of 265352253449 is 944352253562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257893340224 + 7458913225 = 507832^2 + 86365^2 .

It is a cyclic number.

It is not a de Polignac number, because 265352253449 - 2⁴ = 265352253433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 265352253397 and 265352253406.

It is not a weakly prime, because it can be changed into another prime (265352153449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132676126724 + 132676126725.

It is an arithmetic number, because the mean of its divisors is an integer number (132676126725).

Almost surely, 2^265352253449 is an apocalyptic number.

It is an amenable number.

265352253449 is a deficient number, since it is larger than the sum of its proper divisors (1).

265352253449 is an equidigital number, since it uses as much as digits as its factorization.

265352253449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776000, while the sum is 50.

The spelling of 265352253449 in words is "two hundred sixty-five billion, three hundred fifty-two million, two hundred fifty-three thousand, four hundred forty-nine".