265046880 has 288 divisors, whose sum is σ = 992839680. Its totient is φ = 59243520.

The previous prime is 265046857. The next prime is 265046893. The reversal of 265046880 is 88640562.

265046880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×265046880³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1387585 + ... + 1387775.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^265046880 is an apocalyptic number.

265046880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265046880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (496419840).

265046880 is an abundant number, since it is smaller than the sum of its proper divisors (727792800).

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

265046880 is a wasteful number, since it uses less digits than its factorization.

265046880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 265046880 is about 16280.2604401772. The cubic root of 265046880 is about 642.3537030582.

The spelling of 265046880 in words is "two hundred sixty-five million, forty-six thousand, eight hundred eighty".