265411136251 has 2 divisors, whose sum is σ = 265411136252. Its totient is φ = 265411136250.

The previous prime is 265411136219. The next prime is 265411136273. The reversal of 265411136251 is 152631114562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265411136251 - 2⁵ = 265411136219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265411136251.

It is not a weakly prime, because it can be changed into another prime (265411106251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132705568125 + 132705568126.

It is an arithmetic number, because the mean of its divisors is an integer number (132705568126).

Almost surely, 2^265411136251 is an apocalyptic number.

265411136251 is a deficient number, since it is larger than the sum of its proper divisors (1).

265411136251 is an equidigital number, since it uses as much as digits as its factorization.

265411136251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 37.

The spelling of 265411136251 in words is "two hundred sixty-five billion, four hundred eleven million, one hundred thirty-six thousand, two hundred fifty-one".