38668403876 has 6 divisors (see below), whose sum is σ = 67669706790. Its totient is φ = 19334201936.

The previous prime is 38668403863. The next prime is 38668403887. The reversal of 38668403876 is 67830486683.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36328360000 + 2340043876 = 190600^2 + 48374^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4833550481 + ... + 4833550488.

It is an arithmetic number, because the mean of its divisors is an integer number (11278284465).

Almost surely, 2^38668403876 is an apocalyptic number.

It is an amenable number.

38668403876 is a deficient number, since it is larger than the sum of its proper divisors (29001302914).

38668403876 is a wasteful number, since it uses less digits than its factorization.

38668403876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9667100973 (or 9667100971 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 38668403876 in words is "thirty-eight billion, six hundred sixty-eight million, four hundred three thousand, eight hundred seventy-six".