106928885549 has 2 divisors, whose sum is σ = 106928885550. Its totient is φ = 106928885548.

The previous prime is 106928885543. The next prime is 106928885551. The reversal of 106928885549 is 945588829601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81299116900 + 25629768649 = 285130^2 + 160093^2 .

It is a cyclic number.

It is not a de Polignac number, because 106928885549 - 2²⁰ = 106927836973 is a prime.

It is a super-2 number, since 2×106928885549² (a number of 23 digits) contains 22 as substring.

Together with 106928885551, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106928885543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53464442774 + 53464442775.

It is an arithmetic number, because the mean of its divisors is an integer number (53464442775).

Almost surely, 2^106928885549 is an apocalyptic number.

It is an amenable number.

106928885549 is a deficient number, since it is larger than the sum of its proper divisors (1).

106928885549 is an equidigital number, since it uses as much as digits as its factorization.

106928885549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49766400, while the sum is 65.

The spelling of 106928885549 in words is "one hundred six billion, nine hundred twenty-eight million, eight hundred eighty-five thousand, five hundred forty-nine".