265331553212 has 96 divisors (see below), whose sum is σ = 527733964800. Its totient is φ = 115681072320.

The previous prime is 265331553167. The next prime is 265331553241. The reversal of 265331553212 is 212355133562.

265331553212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27567833 + ... + 27577455.

It is an arithmetic number, because the mean of its divisors is an integer number (5497228800).

Almost surely, 2^265331553212 is an apocalyptic number.

265331553212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

265331553212 is a deficient number, since it is larger than the sum of its proper divisors (262402411588).

265331553212 is a wasteful number, since it uses less digits than its factorization.

265331553212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9951 (or 9949 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

Adding to 265331553212 its reverse (212355133562), we get a palindrome (477686686774).

The spelling of 265331553212 in words is "two hundred sixty-five billion, three hundred thirty-one million, five hundred fifty-three thousand, two hundred twelve".