3880331993 has 2 divisors, whose sum is σ = 3880331994. Its totient is φ = 3880331992.

The previous prime is 3880331953. The next prime is 3880332023. The reversal of 3880331993 is 3991330883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2865782089 + 1014549904 = 53533^2 + 31852^2 .

It is an emirp because it is prime and its reverse (3991330883) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3880331993 - 2⁶ = 3880331929 is a prime.

It is not a weakly prime, because it can be changed into another prime (3880331933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1940165996 + 1940165997.

It is an arithmetic number, because the mean of its divisors is an integer number (1940165997).

Almost surely, 2^3880331993 is an apocalyptic number.

It is an amenable number.

3880331993 is a deficient number, since it is larger than the sum of its proper divisors (1).

3880331993 is an equidigital number, since it uses as much as digits as its factorization.

3880331993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 3880331993 is about 62292.3108657882. The cubic root of 3880331993 is about 1571.4104183653.

The spelling of 3880331993 in words is "three billion, eight hundred eighty million, three hundred thirty-one thousand, nine hundred ninety-three".