265536051 has 16 divisors (see below), whose sum is σ = 395218560. Its totient is φ = 157187520.

The previous prime is 265535999. The next prime is 265536053. The reversal of 265536051 is 150635562.

It is not a de Polignac number, because 265536051 - 2¹⁰ = 265535027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (265536053) 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, 92146 + ... + 94983.

It is an arithmetic number, because the mean of its divisors is an integer number (24701160).

Almost surely, 2^265536051 is an apocalyptic number.

265536051 is a deficient number, since it is larger than the sum of its proper divisors (129682509).

265536051 is a wasteful number, since it uses less digits than its factorization.

265536051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187186.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 265536051 is about 16295.2769537679. The cubic root of 265536051 is about 642.7486365789.

The spelling of 265536051 in words is "two hundred sixty-five million, five hundred thirty-six thousand, fifty-one".