265143114640205 has 16 divisors (see below), whose sum is σ = 341632619633664. Its totient is φ = 196825377557760.

The previous prime is 265143114640181. The next prime is 265143114640301. The reversal of 265143114640205 is 502046411341562.

It is a happy number.

265143114640205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 265143114640205 - 2¹⁶ = 265143114574669 is a prime.

It is a super-2 number, since 2×265143114640205² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21967111997 + ... + 21967124066.

It is an arithmetic number, because the mean of its divisors is an integer number (21352038727104).

Almost surely, 2^{265143114640205} is an apocalyptic number.

It is an amenable number.

265143114640205 is a deficient number, since it is larger than the sum of its proper divisors (76489504993459).

265143114640205 is a wasteful number, since it uses less digits than its factorization.

265143114640205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43934236156.

The product of its (nonzero) digits is 691200, while the sum is 44.

Adding to 265143114640205 its reverse (502046411341562), we get a palindrome (767189525981767).

The spelling of 265143114640205 in words is "two hundred sixty-five trillion, one hundred forty-three billion, one hundred fourteen million, six hundred forty thousand, two hundred five".