265365625632270 has 32 divisors (see below), whose sum is σ = 637345449816480. Its totient is φ = 70712172579840.

The previous prime is 265365625632193. The next prime is 265365625632343. The reversal of 265365625632270 is 72236526563562.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3249599455 + ... + 3249681114.

It is an arithmetic number, because the mean of its divisors is an integer number (19917045306765).

Almost surely, 2^{265365625632270} is an apocalyptic number.

265365625632270 is an abundant number, since it is smaller than the sum of its proper divisors (371979824184210).

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

265365625632270 is a wasteful number, since it uses less digits than its factorization.

265365625632270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6499281940.

The product of its (nonzero) digits is 163296000, while the sum is 60.

The spelling of 265365625632270 in words is "two hundred sixty-five trillion, three hundred sixty-five billion, six hundred twenty-five million, six hundred thirty-two thousand, two hundred seventy".