38842812521168 has 20 divisors (see below), whose sum is σ = 77093508999108. Its totient is φ = 18947713424640.

The previous prime is 38842812521167. The next prime is 38842812521173. The reversal of 38842812521168 is 86112521824883.

It can be written as a sum of positive squares in 2 ways, for example, as 11796696975424 + 27046115545744 = 3434632^2 + 5200588^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38842812521167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29605801571 + ... + 29605802882.

Almost surely, 2^{38842812521168} is an apocalyptic number.

It is an amenable number.

38842812521168 is a deficient number, since it is larger than the sum of its proper divisors (38250696477940).

38842812521168 is a wasteful number, since it uses less digits than its factorization.

38842812521168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59211604502 (or 59211604496 counting only the distinct ones).

The product of its digits is 11796480, while the sum is 59.

The spelling of 38842812521168 in words is "thirty-eight trillion, eight hundred forty-two billion, eight hundred twelve million, five hundred twenty-one thousand, one hundred sixty-eight".