9464862684649 has 2 divisors, whose sum is σ = 9464862684650. Its totient is φ = 9464862684648.

The previous prime is 9464862684623. The next prime is 9464862684661.

9464862684649 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7593799819225 + 1871062865424 = 2755685^2 + 1367868^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9464862684649 - 2⁵ = 9464862684617 is a prime.

It is a super-2 number, since 2×9464862684649² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9464862684679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4732431342324 + 4732431342325.

It is an arithmetic number, because the mean of its divisors is an integer number (4732431342325).

Almost surely, 2^{9464862684649} is an apocalyptic number.

It is an amenable number.

9464862684649 is a deficient number, since it is larger than the sum of its proper divisors (1).

9464862684649 is an equidigital number, since it uses as much as digits as its factorization.

9464862684649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3439853568, while the sum is 76.

The spelling of 9464862684649 in words is "nine trillion, four hundred sixty-four billion, eight hundred sixty-two million, six hundred eighty-four thousand, six hundred forty-nine".