9910920435539 has 2 divisors, whose sum is σ = 9910920435540. Its totient is φ = 9910920435538.

The previous prime is 9910920435527. The next prime is 9910920435571. The reversal of 9910920435539 is 9355340290199.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9910920435539 - 2¹² = 9910920431443 is a prime.

It is a super-2 number, since 2×9910920435539² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9910920435589) 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, 4955460217769 + 4955460217770.

It is an arithmetic number, because the mean of its divisors is an integer number (4955460217770).

Almost surely, 2^{9910920435539} is an apocalyptic number.

9910920435539 is a deficient number, since it is larger than the sum of its proper divisors (1).

9910920435539 is an equidigital number, since it uses as much as digits as its factorization.

9910920435539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11809800, while the sum is 59.

The spelling of 9910920435539 in words is "nine trillion, nine hundred ten billion, nine hundred twenty million, four hundred thirty-five thousand, five hundred thirty-nine".