38616873776138 has 64 divisors (see below), whose sum is σ = 70108412129280. Its totient is φ = 15595045437312.

The previous prime is 38616873776113. The next prime is 38616873776149. The reversal of 38616873776138 is 83167737861683.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18742481 + ... + 20700587.

It is an arithmetic number, because the mean of its divisors is an integer number (1095443939520).

Almost surely, 2^{38616873776138} is an apocalyptic number.

38616873776138 is a deficient number, since it is larger than the sum of its proper divisors (31491538353142).

38616873776138 is a wasteful number, since it uses less digits than its factorization.

38616873776138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959051.

The product of its digits is 1024192512, while the sum is 74.

The spelling of 38616873776138 in words is "thirty-eight trillion, six hundred sixteen billion, eight hundred seventy-three million, seven hundred seventy-six thousand, one hundred thirty-eight".