3988817697475 has 48 divisors (see below), whose sum is σ = 5377000884640. Its totient is φ = 2917735603200.

The previous prime is 3988817697463. The next prime is 3988817697517. The reversal of 3988817697475 is 5747967188893.

3988817697475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3988817697475 - 2²⁷ = 3988683479747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142642495 + ... + 142670455.

Almost surely, 2^{3988817697475} is an apocalyptic number.

3988817697475 is a deficient number, since it is larger than the sum of its proper divisors (1388183187165).

3988817697475 is a wasteful number, since it uses less digits than its factorization.

3988817697475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32120 (or 32115 counting only the distinct ones).

The product of its digits is 5120962560, while the sum is 82.

The spelling of 3988817697475 in words is "three trillion, nine hundred eighty-eight billion, eight hundred seventeen million, six hundred ninety-seven thousand, four hundred seventy-five".