101553545355089 has 2 divisors, whose sum is σ = 101553545355090. Its totient is φ = 101553545355088.

The previous prime is 101553545355083. The next prime is 101553545355107. The reversal of 101553545355089 is 980553545355101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68665419331600 + 32888126023489 = 8286460^2 + 5734817^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101553545355089 is a prime.

It is not a weakly prime, because it can be changed into another prime (101553545355083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50776772677544 + 50776772677545.

It is an arithmetic number, because the mean of its divisors is an integer number (50776772677545).

Almost surely, 2^{101553545355089} is an apocalyptic number.

It is an amenable number.

101553545355089 is a deficient number, since it is larger than the sum of its proper divisors (1).

101553545355089 is an equidigital number, since it uses as much as digits as its factorization.

101553545355089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500000, while the sum is 59.

The spelling of 101553545355089 in words is "one hundred one trillion, five hundred fifty-three billion, five hundred forty-five million, three hundred fifty-five thousand, eighty-nine".