38771478675 has 18 divisors (see below), whose sum is σ = 69444026652. Its totient is φ = 20678121840.

The previous prime is 38771478623. The next prime is 38771478721. The reversal of 38771478675 is 57687417783.

38771478675 is a `hidden beast` number, since 38 + 7 + 71 + 478 + 67 + 5 = 666.

It is not a de Polignac number, because 38771478675 - 2⁷ = 38771478547 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 86158617 + ... + 86159066.

Almost surely, 2^38771478675 is an apocalyptic number.

38771478675 is a deficient number, since it is larger than the sum of its proper divisors (30672547977).

38771478675 is a wasteful number, since it uses less digits than its factorization.

38771478675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172317699 (or 172317691 counting only the distinct ones).

The product of its digits is 55319040, while the sum is 63.

The spelling of 38771478675 in words is "thirty-eight billion, seven hundred seventy-one million, four hundred seventy-eight thousand, six hundred seventy-five".