265533053 has 8 divisors (see below), whose sum is σ = 273411672. Its totient is φ = 257691456.

The previous prime is 265532963. The next prime is 265533071. The reversal of 265533053 is 350335562.

It can be written as a sum of positive squares in 4 ways, for example, as 192293689 + 73239364 = 13867^2 + 8558^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 265533053 - 2⁸ = 265532797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265533553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5651 + ... + 23727.

It is an arithmetic number, because the mean of its divisors is an integer number (34176459).

Almost surely, 2^265533053 is an apocalyptic number.

It is an amenable number.

265533053 is a deficient number, since it is larger than the sum of its proper divisors (7878619).

265533053 is a wasteful number, since it uses less digits than its factorization.

265533053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18511.

The product of its (nonzero) digits is 40500, while the sum is 32.

The square root of 265533053 is about 16295.1849636633. The cubic root of 265533053 is about 642.7462176134.

The spelling of 265533053 in words is "two hundred sixty-five million, five hundred thirty-three thousand, fifty-three".