265464555 has 16 divisors (see below), whose sum is σ = 427094304. Its totient is φ = 140797440.

The previous prime is 265464517. The next prime is 265464559. The reversal of 265464555 is 555464562.

It is a happy number.

It is not a de Polignac number, because 265464555 - 2⁶ = 265464491 is a prime.

It is a super-2 number, since 2×265464555² = 140942859922696050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (265464559) 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, 46174 + ... + 51603.

It is an arithmetic number, because the mean of its divisors is an integer number (26693394).

Almost surely, 2^265464555 is an apocalyptic number.

265464555 is a deficient number, since it is larger than the sum of its proper divisors (161629749).

265464555 is a wasteful number, since it uses less digits than its factorization.

265464555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97966.

The product of its digits is 720000, while the sum is 42.

The square root of 265464555 is about 16293.0830415855. The cubic root of 265464555 is about 642.6909443731.

The spelling of 265464555 in words is "two hundred sixty-five million, four hundred sixty-four thousand, five hundred fifty-five".