265196880353 has 4 divisors (see below), whose sum is σ = 265197911088. Its totient is φ = 265195849620.

The previous prime is 265196880343. The next prime is 265196880401. The reversal of 265196880353 is 353088691562.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 265196880353 - 2⁸ = 265196880097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265196880323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227450 + ... + 762972.

It is an arithmetic number, because the mean of its divisors is an integer number (66299477772).

Almost surely, 2^265196880353 is an apocalyptic number.

It is an amenable number.

265196880353 is a deficient number, since it is larger than the sum of its proper divisors (1030735).

265196880353 is an equidigital number, since it uses as much as digits as its factorization.

265196880353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030734.

The product of its (nonzero) digits is 9331200, while the sum is 56.

The spelling of 265196880353 in words is "two hundred sixty-five billion, one hundred ninety-six million, eight hundred eighty thousand, three hundred fifty-three".