265646214238 has 8 divisors (see below), whose sum is σ = 398485326888. Its totient is φ = 132817771944.

The previous prime is 265646214199. The next prime is 265646214259. The reversal of 265646214238 is 832412646562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×265646214238² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 265646214191 and 265646214200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2605056 + ... + 2705107.

It is an arithmetic number, because the mean of its divisors is an integer number (49810665861).

Almost surely, 2^265646214238 is an apocalyptic number.

265646214238 is a deficient number, since it is larger than the sum of its proper divisors (132839112650).

265646214238 is a wasteful number, since it uses less digits than its factorization.

265646214238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5335178.

The product of its digits is 3317760, while the sum is 49.

The spelling of 265646214238 in words is "two hundred sixty-five billion, six hundred forty-six million, two hundred fourteen thousand, two hundred thirty-eight".