265535960 has 32 divisors (see below), whose sum is σ = 598071600. Its totient is φ = 106104960.

The previous prime is 265535929. The next prime is 265535981. The reversal of 265535960 is 69535562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44006 + ... + 49674.

Almost surely, 2^265535960 is an apocalyptic number.

265535960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265535960 is an abundant number, since it is smaller than the sum of its proper divisors (332535640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265535960 is a wasteful number, since it uses less digits than its factorization.

265535960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6851 (or 6847 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 41.

The square root of 265535960 is about 16295.2741615476. The cubic root of 265535960 is about 642.7485631550.

The spelling of 265535960 in words is "two hundred sixty-five million, five hundred thirty-five thousand, nine hundred sixty".