1010409722549 has 2 divisors, whose sum is σ = 1010409722550. Its totient is φ = 1010409722548.

The previous prime is 1010409722479. The next prime is 1010409722611. The reversal of 1010409722549 is 9452279040101.

1010409722549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 809901003025 + 200508719524 = 899945^2 + 447782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010409722549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010408722549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505204861274 + 505204861275.

It is an arithmetic number, because the mean of its divisors is an integer number (505204861275).

Almost surely, 2^{1010409722549} is an apocalyptic number.

It is an amenable number.

1010409722549 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010409722549 is an equidigital number, since it uses as much as digits as its factorization.

1010409722549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 1010409722549 in words is "one trillion, ten billion, four hundred nine million, seven hundred twenty-two thousand, five hundred forty-nine".