38966161194 has 24 divisors (see below), whose sum is σ = 85297064580. Its totient is φ = 12854815488.

The previous prime is 38966161189. The next prime is 38966161237. The reversal of 38966161194 is 49116166983.

It is a happy number.

38966161194 is a `hidden beast` number, since 3 + 8 + 9 + 6 + 616 + 1 + 19 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38882712969 + 83448225 = 197187^2 + 9135^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38966161194.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11156949 + ... + 11160440.

Almost surely, 2^38966161194 is an apocalyptic number.

38966161194 is an abundant number, since it is smaller than the sum of its proper divisors (46330903386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38966161194 is a wasteful number, since it uses less digits than its factorization.

38966161194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22317494 (or 22317491 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The spelling of 38966161194 in words is "thirty-eight billion, nine hundred sixty-six million, one hundred sixty-one thousand, one hundred ninety-four".