109795420545553 has 2 divisors, whose sum is σ = 109795420545554. Its totient is φ = 109795420545552.

The previous prime is 109795420545533. The next prime is 109795420545593. The reversal of 109795420545553 is 355545024597901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98660972749329 + 11134447796224 = 9932823^2 + 3336832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109795420545553 is a prime.

It is not a weakly prime, because it can be changed into another prime (109795420545533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54897710272776 + 54897710272777.

It is an arithmetic number, because the mean of its divisors is an integer number (54897710272777).

Almost surely, 2^{109795420545553} is an apocalyptic number.

It is an amenable number.

109795420545553 is a deficient number, since it is larger than the sum of its proper divisors (1).

109795420545553 is an equidigital number, since it uses as much as digits as its factorization.

109795420545553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100000, while the sum is 64.

The spelling of 109795420545553 in words is "one hundred nine trillion, seven hundred ninety-five billion, four hundred twenty million, five hundred forty-five thousand, five hundred fifty-three".