265243315246413 has 16 divisors (see below), whose sum is σ = 410212831541760. Its totient is φ = 149305405596336.

The previous prime is 265243315246409. The next prime is 265243315246447. The reversal of 265243315246413 is 314642513342562.

It is not a de Polignac number, because 265243315246413 - 2² = 265243315246409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265243315246453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94258461723 + ... + 94258464536.

It is an arithmetic number, because the mean of its divisors is an integer number (25638301971360).

Almost surely, 2^{265243315246413} is an apocalyptic number.

It is an amenable number.

265243315246413 is a deficient number, since it is larger than the sum of its proper divisors (144969516295347).

265243315246413 is a wasteful number, since it uses less digits than its factorization.

265243315246413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188516926336.

The product of its digits is 12441600, while the sum is 51.

Adding to 265243315246413 its reverse (314642513342562), we get a palindrome (579885828588975).

The spelling of 265243315246413 in words is "two hundred sixty-five trillion, two hundred forty-three billion, three hundred fifteen million, two hundred forty-six thousand, four hundred thirteen".