265057345 has 16 divisors (see below), whose sum is σ = 363771648. Its totient is φ = 181621440.

The previous prime is 265057339. The next prime is 265057349. The reversal of 265057345 is 543750562.

265057345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 265057345 - 2³ = 265057337 is a prime.

It is a super-2 number, since 2×265057345² = 140510792276898050, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (265057349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91215 + ... + 94075.

It is an arithmetic number, because the mean of its divisors is an integer number (22735728).

Almost surely, 2^265057345 is an apocalyptic number.

It is an amenable number.

265057345 is a deficient number, since it is larger than the sum of its proper divisors (98714303).

265057345 is a wasteful number, since it uses less digits than its factorization.

265057345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5520.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 265057345 is about 16280.5818384971. The cubic root of 265057345 is about 642.3621570885.

It can be divided in two parts, 2650 and 57345, that added together give a palindrome (59995).

The spelling of 265057345 in words is "two hundred sixty-five million, fifty-seven thousand, three hundred forty-five".