11545245507767 has 2 divisors, whose sum is σ = 11545245507768. Its totient is φ = 11545245507766.

The previous prime is 11545245507751. The next prime is 11545245507779. The reversal of 11545245507767 is 76770554254511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11545245507767 - 2⁴ = 11545245507751 is a prime.

It is a super-2 number, since 2×11545245507767² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11545245507667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5772622753883 + 5772622753884.

It is an arithmetic number, because the mean of its divisors is an integer number (5772622753884).

Almost surely, 2^{11545245507767} is an apocalyptic number.

11545245507767 is a deficient number, since it is larger than the sum of its proper divisors (1).

11545245507767 is an equidigital number, since it uses as much as digits as its factorization.

11545245507767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41160000, while the sum is 59.

The spelling of 11545245507767 in words is "eleven trillion, five hundred forty-five billion, two hundred forty-five million, five hundred seven thousand, seven hundred sixty-seven".