265140126642613 has 16 divisors (see below), whose sum is σ = 268612427888640. Its totient is φ = 261689738942016.

The previous prime is 265140126642539. The next prime is 265140126642637. The reversal of 265140126642613 is 316246621041562.

265140126642613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 265140126642613 - 2³³ = 265131536708021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265140126642653) 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, 240708723 + ... + 241807711.

It is an arithmetic number, because the mean of its divisors is an integer number (16788276743040).

Almost surely, 2^{265140126642613} is an apocalyptic number.

It is an amenable number.

265140126642613 is a deficient number, since it is larger than the sum of its proper divisors (3472301246027).

265140126642613 is a wasteful number, since it uses less digits than its factorization.

265140126642613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108956.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 265140126642613 in words is "two hundred sixty-five trillion, one hundred forty billion, one hundred twenty-six million, six hundred forty-two thousand, six hundred thirteen".