3988760123899 has 4 divisors (see below), whose sum is σ = 4162184477136. Its totient is φ = 3815335770664.

The previous prime is 3988760123891. The next prime is 3988760123903. The reversal of 3988760123899 is 9983210678893.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3988760123899 - 2³ = 3988760123891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3988760123891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86712176584 + ... + 86712176629.

It is an arithmetic number, because the mean of its divisors is an integer number (1040546119284).

Almost surely, 2^{3988760123899} is an apocalyptic number.

3988760123899 is a deficient number, since it is larger than the sum of its proper divisors (173424353237).

3988760123899 is a wasteful number, since it uses less digits than its factorization.

3988760123899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173424353236.

The product of its (nonzero) digits is 282175488, while the sum is 73.

The spelling of 3988760123899 in words is "three trillion, nine hundred eighty-eight billion, seven hundred sixty million, one hundred twenty-three thousand, eight hundred ninety-nine".