38672775871 has 4 divisors (see below), whose sum is σ = 39055674744. Its totient is φ = 38289877000.

The previous prime is 38672775853. The next prime is 38672775929. The reversal of 38672775871 is 17857727683.

38672775871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38672775871 - 2¹⁵ = 38672743103 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 (38672775811) 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, 191449285 + ... + 191449486.

It is an arithmetic number, because the mean of its divisors is an integer number (9763918686).

Almost surely, 2^38672775871 is an apocalyptic number.

38672775871 is a deficient number, since it is larger than the sum of its proper divisors (382898873).

38672775871 is a wasteful number, since it uses less digits than its factorization.

38672775871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382898872.

The product of its digits is 27659520, while the sum is 61.

The spelling of 38672775871 in words is "thirty-eight billion, six hundred seventy-two million, seven hundred seventy-five thousand, eight hundred seventy-one".