38668108922 has 4 divisors (see below), whose sum is σ = 58002163386. Its totient is φ = 19334054460.

The previous prime is 38668108903. The next prime is 38668108957. The reversal of 38668108922 is 22980186683.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22980186683 = 18199 ⋅1262717.

It can be written as a sum of positive squares in only one way, i.e., 35773561321 + 2894547601 = 189139^2 + 53801^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9667027229 + ... + 9667027232.

Almost surely, 2^38668108922 is an apocalyptic number.

38668108922 is a deficient number, since it is larger than the sum of its proper divisors (19334054464).

38668108922 is a wasteful number, since it uses less digits than its factorization.

38668108922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19334054463.

The product of its (nonzero) digits is 1990656, while the sum is 53.

The spelling of 38668108922 in words is "thirty-eight billion, six hundred sixty-eight million, one hundred eight thousand, nine hundred twenty-two".