1010995391849 has 2 divisors, whose sum is σ = 1010995391850. Its totient is φ = 1010995391848.

The previous prime is 1010995391807. The next prime is 1010995391869. The reversal of 1010995391849 is 9481935990101.

1010995391849 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., 881796121600 + 129199270249 = 939040^2 + 359443^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010995391849 - 2³² = 1006700424553 is a prime.

It is a super-2 number, since 2×1010995391849² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1010995391869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505497695924 + 505497695925.

It is an arithmetic number, because the mean of its divisors is an integer number (505497695925).

Almost surely, 2^{1010995391849} is an apocalyptic number.

It is an amenable number.

1010995391849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010995391849 is an equidigital number, since it uses as much as digits as its factorization.

1010995391849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 59.

The spelling of 1010995391849 in words is "one trillion, ten billion, nine hundred ninety-five million, three hundred ninety-one thousand, eight hundred forty-nine".