38191186016 has 24 divisors (see below), whose sum is σ = 75196283904. Its totient is φ = 19093717120.

The previous prime is 38191186013. The next prime is 38191186039. The reversal of 38191186016 is 61068119183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38191186013) 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, 307361 + ... + 413343.

It is an arithmetic number, because the mean of its divisors is an integer number (3133178496).

Almost surely, 2^38191186016 is an apocalyptic number.

It is an amenable number.

38191186016 is a deficient number, since it is larger than the sum of its proper divisors (37005097888).

38191186016 is a wasteful number, since it uses less digits than its factorization.

38191186016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117254 (or 117246 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 44.

The spelling of 38191186016 in words is "thirty-eight billion, one hundred ninety-one million, one hundred eighty-six thousand, sixteen".