38888223523 has 4 divisors (see below), whose sum is σ = 39232367208. Its totient is φ = 38544079840.

The previous prime is 38888223509. The next prime is 38888223527. The reversal of 38888223523 is 32532288883.

It is a happy number.

38888223523 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 38888223523 - 2³³ = 30298288931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38888223527) 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, 172071673 + ... + 172071898.

It is an arithmetic number, because the mean of its divisors is an integer number (9808091802).

Almost surely, 2^38888223523 is an apocalyptic number.

38888223523 is a deficient number, since it is larger than the sum of its proper divisors (344143685).

38888223523 is a wasteful number, since it uses less digits than its factorization.

38888223523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344143684.

The product of its digits is 4423680, while the sum is 52.

The spelling of 38888223523 in words is "thirty-eight billion, eight hundred eighty-eight million, two hundred twenty-three thousand, five hundred twenty-three".