266512610225041 has 4 divisors (see below), whose sum is σ = 266512707760752. Its totient is φ = 266512512689332.

The previous prime is 266512610225023. The next prime is 266512610225063. The reversal of 266512610225041 is 140522016215662.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 266512610225041 - 2¹⁵ = 266512610192273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266512610225441) 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, 44547415 + ... + 50174668.

It is an arithmetic number, because the mean of its divisors is an integer number (66628176940188).

Almost surely, 2^{266512610225041} is an apocalyptic number.

It is an amenable number.

266512610225041 is a deficient number, since it is larger than the sum of its proper divisors (97535711).

266512610225041 is an equidigital number, since it uses as much as digits as its factorization.

266512610225041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97535710.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 266512610225041 in words is "two hundred sixty-six trillion, five hundred twelve billion, six hundred ten million, two hundred twenty-five thousand, forty-one".