3988374251033 has 2 divisors, whose sum is σ = 3988374251034. Its totient is φ = 3988374251032.

The previous prime is 3988374251009. The next prime is 3988374251053. The reversal of 3988374251033 is 3301524738893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2209970640409 + 1778403610624 = 1486597^2 + 1333568^2 .

It is a cyclic number.

It is not a de Polignac number, because 3988374251033 - 2³⁴ = 3971194381849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3988374251033.

It is not a weakly prime, because it can be changed into another prime (3988374251053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994187125516 + 1994187125517.

It is an arithmetic number, because the mean of its divisors is an integer number (1994187125517).

Almost surely, 2^{3988374251033} is an apocalyptic number.

It is an amenable number.

3988374251033 is a deficient number, since it is larger than the sum of its proper divisors (1).

3988374251033 is an equidigital number, since it uses as much as digits as its factorization.

3988374251033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 3988374251033 in words is "three trillion, nine hundred eighty-eight billion, three hundred seventy-four million, two hundred fifty-one thousand, thirty-three".