11265461544949 has 2 divisors, whose sum is σ = 11265461544950. Its totient is φ = 11265461544948.

The previous prime is 11265461544947. The next prime is 11265461544979. The reversal of 11265461544949 is 94944516456211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10913079215025 + 352382329924 = 3303495^2 + 593618^2 .

It is a cyclic number.

It is not a de Polignac number, because 11265461544949 - 2¹ = 11265461544947 is a prime.

Together with 11265461544947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11265461544947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5632730772474 + 5632730772475.

It is an arithmetic number, because the mean of its divisors is an integer number (5632730772475).

Almost surely, 2^{11265461544949} is an apocalyptic number.

It is an amenable number.

11265461544949 is a deficient number, since it is larger than the sum of its proper divisors (1).

11265461544949 is an equidigital number, since it uses as much as digits as its factorization.

11265461544949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 61.

The spelling of 11265461544949 in words is "eleven trillion, two hundred sixty-five billion, four hundred sixty-one million, five hundred forty-four thousand, nine hundred forty-nine".