3744851888989 has 2 divisors, whose sum is σ = 3744851888990. Its totient is φ = 3744851888988.

The previous prime is 3744851888917. The next prime is 3744851888993. The reversal of 3744851888989 is 9898881584473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3043395388089 + 701456500900 = 1744533^2 + 837530^2 .

It is a cyclic number.

It is not a de Polignac number, because 3744851888989 - 2³⁷ = 3607412935517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3744851828989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872425944494 + 1872425944495.

It is an arithmetic number, because the mean of its divisors is an integer number (1872425944495).

Almost surely, 2^{3744851888989} is an apocalyptic number.

It is an amenable number.

3744851888989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3744851888989 is an equidigital number, since it uses as much as digits as its factorization.

3744851888989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4459069440, while the sum is 82.

The spelling of 3744851888989 in words is "three trillion, seven hundred forty-four billion, eight hundred fifty-one million, eight hundred eighty-eight thousand, nine hundred eighty-nine".