3744851884769 has 2 divisors, whose sum is σ = 3744851884770. Its totient is φ = 3744851884768.

The previous prime is 3744851884759. The next prime is 3744851884783. The reversal of 3744851884769 is 9674881584473.

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., 3087962707600 + 656889177169 = 1757260^2 + 810487^2 .

It is a cyclic number.

It is not a de Polignac number, because 3744851884769 - 2¹² = 3744851880673 is a prime.

It is a super-2 number, since 2×3744851884769² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3744851884696 and 3744851884705.

It is not a weakly prime, because it can be changed into another prime (3744851884759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872425942384 + 1872425942385.

It is an arithmetic number, because the mean of its divisors is an integer number (1872425942385).

Almost surely, 2^{3744851884769} is an apocalyptic number.

It is an amenable number.

3744851884769 is a deficient number, since it is larger than the sum of its proper divisors (1).

3744851884769 is an equidigital number, since it uses as much as digits as its factorization.

3744851884769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1300561920, while the sum is 74.

The spelling of 3744851884769 in words is "three trillion, seven hundred forty-four billion, eight hundred fifty-one million, eight hundred eighty-four thousand, seven hundred sixty-nine".