265832973420 has 96 divisors (see below), whose sum is σ = 851836597248. Its totient is φ = 60678173952.

The previous prime is 265832973407. The next prime is 265832973421. The reversal of 265832973420 is 24379238562.

It is a happy number.

265832973420 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 not an unprimeable number, because it can be changed into a prime (265832973421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129967 + ... + 740646.

It is an arithmetic number, because the mean of its divisors is an integer number (8873297888).

Almost surely, 2^265832973420 is an apocalyptic number.

265832973420 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 265832973420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425918298624).

265832973420 is an abundant number, since it is smaller than the sum of its proper divisors (586003623828).

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

265832973420 is a wasteful number, since it uses less digits than its factorization.

265832973420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871359 (or 871357 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 51.

It can be divided in two parts, 26583 and 2973420, that added together give a palindrome (3000003).

The spelling of 265832973420 in words is "two hundred sixty-five billion, eight hundred thirty-two million, nine hundred seventy-three thousand, four hundred twenty".