9945362635499 has 2 divisors, whose sum is σ = 9945362635500. Its totient is φ = 9945362635498.

The previous prime is 9945362635459. The next prime is 9945362635519.

9945362635499 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9945362635499 is a prime.

It is not a weakly prime, because it can be changed into another prime (9945362635459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4972681317749 + 4972681317750.

It is an arithmetic number, because the mean of its divisors is an integer number (4972681317750).

Almost surely, 2^{9945362635499} is an apocalyptic number.

9945362635499 is a deficient number, since it is larger than the sum of its proper divisors (1).

9945362635499 is an equidigital number, since it uses as much as digits as its factorization.

9945362635499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1700611200, while the sum is 74.

The spelling of 9945362635499 in words is "nine trillion, nine hundred forty-five billion, three hundred sixty-two million, six hundred thirty-five thousand, four hundred ninety-nine".