3988720254038 has 8 divisors (see below), whose sum is σ = 6443317333488. Its totient is φ = 1840947809544.

The previous prime is 3988720254019. The next prime is 3988720254047. The reversal of 3988720254038 is 8304520278893.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 76706158706 + ... + 76706158757.

It is an arithmetic number, because the mean of its divisors is an integer number (805414666686).

Almost surely, 2^{3988720254038} is an apocalyptic number.

3988720254038 is a deficient number, since it is larger than the sum of its proper divisors (2454597079450).

3988720254038 is a wasteful number, since it uses less digits than its factorization.

3988720254038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153412317478.

The product of its (nonzero) digits is 23224320, while the sum is 59.

The spelling of 3988720254038 in words is "three trillion, nine hundred eighty-eight billion, seven hundred twenty million, two hundred fifty-four thousand, thirty-eight".