265645650233012 has 48 divisors (see below), whose sum is σ = 531644905276800. Its totient is φ = 113772372360192.

The previous prime is 265645650232973. The next prime is 265645650233017. The reversal of 265645650233012 is 210332056546562.

It is a happy number.

It is a super-2 number, since 2×265645650233012² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265645650233017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742576364 + ... + 742934012.

It is an arithmetic number, because the mean of its divisors is an integer number (11075935526600).

Almost surely, 2^{265645650233012} is an apocalyptic number.

It is an amenable number.

265645650233012 is an abundant number, since it is smaller than the sum of its proper divisors (265999255043788).

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

265645650233012 is a wasteful number, since it uses less digits than its factorization.

265645650233012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375240 (or 375238 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 265645650233012 in words is "two hundred sixty-five trillion, six hundred forty-five billion, six hundred fifty million, two hundred thirty-three thousand, twelve".