38404052748767 has 4 divisors (see below), whose sum is σ = 38756383508040. Its totient is φ = 38051721989496.

The previous prime is 38404052748751. The next prime is 38404052748769. The reversal of 38404052748767 is 76784725040483.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38404052748767 - 2⁴ = 38404052748751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38404052748769) 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, 176165379473 + ... + 176165379690.

It is an arithmetic number, because the mean of its divisors is an integer number (9689095877010).

Almost surely, 2^{38404052748767} is an apocalyptic number.

38404052748767 is a deficient number, since it is larger than the sum of its proper divisors (352330759273).

38404052748767 is a wasteful number, since it uses less digits than its factorization.

38404052748767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352330759272.

The product of its (nonzero) digits is 252887040, while the sum is 65.

The spelling of 38404052748767 in words is "thirty-eight trillion, four hundred four billion, fifty-two million, seven hundred forty-eight thousand, seven hundred sixty-seven".