9545412626989 has 2 divisors, whose sum is σ = 9545412626990. Its totient is φ = 9545412626988.

The previous prime is 9545412626951. The next prime is 9545412627001. The reversal of 9545412626989 is 9896262145459.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7937799108100 + 1607613518889 = 2817410^2 + 1267917^2 .

It is a cyclic number.

It is not a de Polignac number, because 9545412626989 - 2¹⁹ = 9545412102701 is a prime.

It is a super-2 number, since 2×9545412626989² (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 (9545412626929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4772706313494 + 4772706313495.

It is an arithmetic number, because the mean of its divisors is an integer number (4772706313495).

Almost surely, 2^{9545412626989} is an apocalyptic number.

It is an amenable number.

9545412626989 is a deficient number, since it is larger than the sum of its proper divisors (1).

9545412626989 is an equidigital number, since it uses as much as digits as its factorization.

9545412626989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 335923200, while the sum is 70.

The spelling of 9545412626989 in words is "nine trillion, five hundred forty-five billion, four hundred twelve million, six hundred twenty-six thousand, nine hundred eighty-nine".