265994448 has 80 divisors (see below), whose sum is σ = 719953920. Its totient is φ = 84464512.

The previous prime is 265994419. The next prime is 265994453. The reversal of 265994448 is 844499562.

265994448 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 265994448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528565 + ... + 529067.

It is an arithmetic number, because the mean of its divisors is an integer number (8999424).

Almost surely, 2^265994448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265994448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359976960).

265994448 is an abundant number, since it is smaller than the sum of its proper divisors (453959472).

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

265994448 is a wasteful number, since it uses less digits than its factorization.

265994448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016 (or 1010 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The square root of 265994448 is about 16309.3362219313. The cubic root of 265994448 is about 643.1182846487.

The spelling of 265994448 in words is "two hundred sixty-five million, nine hundred ninety-four thousand, four hundred forty-eight".