265425536771 has 2 divisors, whose sum is σ = 265425536772. Its totient is φ = 265425536770.

The previous prime is 265425536723. The next prime is 265425536791. The reversal of 265425536771 is 177635524562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265425536771 - 2²² = 265421342467 is a prime.

It is not a weakly prime, because it can be changed into another prime (265425536791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132712768385 + 132712768386.

It is an arithmetic number, because the mean of its divisors is an integer number (132712768386).

Almost surely, 2^265425536771 is an apocalyptic number.

265425536771 is a deficient number, since it is larger than the sum of its proper divisors (1).

265425536771 is an equidigital number, since it uses as much as digits as its factorization.

265425536771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584000, while the sum is 53.

The spelling of 265425536771 in words is "two hundred sixty-five billion, four hundred twenty-five million, five hundred thirty-six thousand, seven hundred seventy-one".