3988729953739 has 2 divisors, whose sum is σ = 3988729953740. Its totient is φ = 3988729953738.

The previous prime is 3988729953701. The next prime is 3988729953749. The reversal of 3988729953739 is 9373599278893.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3988729953739 - 2¹³ = 3988729945547 is a prime.

It is not a weakly prime, because it can be changed into another prime (3988729953749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994364976869 + 1994364976870.

It is an arithmetic number, because the mean of its divisors is an integer number (1994364976870).

Almost surely, 2^{3988729953739} is an apocalyptic number.

3988729953739 is a deficient number, since it is larger than the sum of its proper divisors (1).

3988729953739 is an equidigital number, since it uses as much as digits as its factorization.

3988729953739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5555329920, while the sum is 82.

The spelling of 3988729953739 in words is "three trillion, nine hundred eighty-eight billion, seven hundred twenty-nine million, nine hundred fifty-three thousand, seven hundred thirty-nine".