265203650213163 has 24 divisors (see below), whose sum is σ = 392179212126000. Its totient is φ = 172639300250304.

The previous prime is 265203650213119. The next prime is 265203650213171. The reversal of 265203650213163 is 361312056302562.

265203650213163 is a `hidden beast` number, since 2 + 6 + 5 + 2 + 0 + 3 + 6 + 502 + 131 + 6 + 3 = 666.

It is not a de Polignac number, because 265203650213163 - 2¹³ = 265203650204971 is a prime.

It is a super-2 number, since 2×265203650213163² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (265203650213563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1675900420 + ... + 1676058657.

It is an arithmetic number, because the mean of its divisors is an integer number (16340800505250).

Almost surely, 2^{265203650213163} is an apocalyptic number.

265203650213163 is a deficient number, since it is larger than the sum of its proper divisors (126975561912837).

265203650213163 is a wasteful number, since it uses less digits than its factorization.

265203650213163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351959291 (or 3351959288 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 45.

The spelling of 265203650213163 in words is "two hundred sixty-five trillion, two hundred three billion, six hundred fifty million, two hundred thirteen thousand, one hundred sixty-three".