11626464361 has 2 divisors, whose sum is σ = 11626464362. Its totient is φ = 11626464360.

The previous prime is 11626464323. The next prime is 11626464391. The reversal of 11626464361 is 16346462611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9010755625 + 2615708736 = 94925^2 + 51144^2 .

It is a cyclic number.

It is not a de Polignac number, because 11626464361 - 2¹¹ = 11626462313 is a prime.

It is not a weakly prime, because it can be changed into another prime (11626464391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5813232180 + 5813232181.

It is an arithmetic number, because the mean of its divisors is an integer number (5813232181).

Almost surely, 2^11626464361 is an apocalyptic number.

It is an amenable number.

11626464361 is a deficient number, since it is larger than the sum of its proper divisors (1).

11626464361 is an equidigital number, since it uses as much as digits as its factorization.

11626464361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 40.

It can be divided in two parts, 116264 and 64361, that added together give a square (180625 = 425²).

The spelling of 11626464361 in words is "eleven billion, six hundred twenty-six million, four hundred sixty-four thousand, three hundred sixty-one".