38775843426387 has 16 divisors (see below), whose sum is σ = 53439339663360. Its totient is φ = 24995820151200.

The previous prime is 38775843426373. The next prime is 38775843426389. The reversal of 38775843426387 is 78362434857783.

It is not a de Polignac number, because 38775843426387 - 2⁷ = 38775843426259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38775843426389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1795665939 + ... + 1795687532.

It is an arithmetic number, because the mean of its divisors is an integer number (3339958728960).

Almost surely, 2^{38775843426387} is an apocalyptic number.

38775843426387 is a deficient number, since it is larger than the sum of its proper divisors (14663496236973).

38775843426387 is a wasteful number, since it uses less digits than its factorization.

38775843426387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591353594.

The product of its digits is 4551966720, while the sum is 75.

The spelling of 38775843426387 in words is "thirty-eight trillion, seven hundred seventy-five billion, eight hundred forty-three million, four hundred twenty-six thousand, three hundred eighty-seven".