265153012 has 12 divisors (see below), whose sum is σ = 491313060. Its totient is φ = 124777856.

The previous prime is 265153001. The next prime is 265153033. The reversal of 265153012 is 210351562.

It can be written as a sum of positive squares in 2 ways, for example, as 227527056 + 37625956 = 15084^2 + 6134^2 .

It is a super-2 number, since 2×265153012² = 140612239545344288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1949587 + ... + 1949722.

It is an arithmetic number, because the mean of its divisors is an integer number (40942755).

Almost surely, 2^265153012 is an apocalyptic number.

It is an amenable number.

265153012 is a deficient number, since it is larger than the sum of its proper divisors (226160048).

265153012 is a wasteful number, since it uses less digits than its factorization.

265153012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3899330 (or 3899328 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 265153012 is about 16283.5196441064. The cubic root of 265153012 is about 642.4394302645.

The spelling of 265153012 in words is "two hundred sixty-five million, one hundred fifty-three thousand, twelve".