9611626543 has 2 divisors, whose sum is σ = 9611626544. Its totient is φ = 9611626542.

The previous prime is 9611626511. The next prime is 9611626553. The reversal of 9611626543 is 3456261169.

It is a strong prime.

It is an emirp because it is prime and its reverse (3456261169) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9611626543 - 2⁵ = 9611626511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9611626543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9611626553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4805813271 + 4805813272.

It is an arithmetic number, because the mean of its divisors is an integer number (4805813272).

Almost surely, 2^9611626543 is an apocalyptic number.

9611626543 is a deficient number, since it is larger than the sum of its proper divisors (1).

9611626543 is an equidigital number, since it uses as much as digits as its factorization.

9611626543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 43.

The square root of 9611626543 is about 98038.9032119393. The cubic root of 9611626543 is about 2126.1747815025.

It can be divided in two parts, 9611626 and 543, that added together give a palindrome (9612169).

The spelling of 9611626543 in words is "nine billion, six hundred eleven million, six hundred twenty-six thousand, five hundred forty-three".