3988267520795 has 4 divisors (see below), whose sum is σ = 4785921024960. Its totient is φ = 3190614016632.

The previous prime is 3988267520693. The next prime is 3988267520813. The reversal of 3988267520795 is 5970257628893.

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 3988267520795 - 2¹² = 3988267516699 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398826752075 + ... + 398826752084.

It is an arithmetic number, because the mean of its divisors is an integer number (1196480256240).

Almost surely, 2^{3988267520795} is an apocalyptic number.

3988267520795 is a deficient number, since it is larger than the sum of its proper divisors (797653504165).

3988267520795 is an equidigital number, since it uses as much as digits as its factorization.

3988267520795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797653504164.

The product of its (nonzero) digits is 457228800, while the sum is 71.

The spelling of 3988267520795 in words is "three trillion, nine hundred eighty-eight billion, two hundred sixty-seven million, five hundred twenty thousand, seven hundred ninety-five".