1941450684049 has 4 divisors (see below), whose sum is σ = 1941511278564. Its totient is φ = 1941390089536.

The previous prime is 1941450683971. The next prime is 1941450684067. The reversal of 1941450684049 is 9404860541491.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1938373985025 + 3076699024 = 1392255^2 + 55468^2 .

It is a cyclic number.

It is not a de Polignac number, because 1941450684049 - 2¹⁵ = 1941450651281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1941450624049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30249172 + ... + 30313285.

It is an arithmetic number, because the mean of its divisors is an integer number (485377819641).

Almost surely, 2^{1941450684049} is an apocalyptic number.

It is an amenable number.

1941450684049 is a deficient number, since it is larger than the sum of its proper divisors (60594515).

1941450684049 is an equidigital number, since it uses as much as digits as its factorization.

1941450684049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60594514.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 1941450684049 in words is "one trillion, nine hundred forty-one billion, four hundred fifty million, six hundred eighty-four thousand, forty-nine".