38118340775 has 12 divisors (see below), whose sum is σ = 47269316832. Its totient is φ = 30493011840.

The previous prime is 38118340751. The next prime is 38118340783. The reversal of 38118340775 is 57704381183.

It is a de Polignac number, because none of the positive numbers 2^k-38118340775 is a prime.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

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, 657359 + ... + 712991.

It is an arithmetic number, because the mean of its divisors is an integer number (3939109736).

Almost surely, 2^38118340775 is an apocalyptic number.

38118340775 is a deficient number, since it is larger than the sum of its proper divisors (9150976057).

38118340775 is a wasteful number, since it uses less digits than its factorization.

38118340775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83050 (or 83045 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 38118340775 in words is "thirty-eight billion, one hundred eighteen million, three hundred forty thousand, seven hundred seventy-five".