265243305405350 has 12 divisors (see below), whose sum is σ = 493352548054044. Its totient is φ = 106097322162120.

The previous prime is 265243305405317. The next prime is 265243305405401. The reversal of 265243305405350 is 53504503342562.

It is a happy number.

It is a super-2 number, since 2×265243305405350² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 265243305405295 and 265243305405304.

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 5 ways as a sum of consecutive naturals, for example, 2652433054004 + ... + 2652433054103.

It is an arithmetic number, because the mean of its divisors is an integer number (41112712337837).

Almost surely, 2^{265243305405350} is an apocalyptic number.

265243305405350 is a deficient number, since it is larger than the sum of its proper divisors (228109242648694).

265243305405350 is a wasteful number, since it uses less digits than its factorization.

265243305405350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5304866108119 (or 5304866108114 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 47.

The spelling of 265243305405350 in words is "two hundred sixty-five trillion, two hundred forty-three billion, three hundred five million, four hundred five thousand, three hundred fifty".