38387523727344 has 80 divisors (see below), whose sum is σ = 111913470472320. Its totient is φ = 11231459393280.

The previous prime is 38387523727309. The next prime is 38387523727349. The reversal of 38387523727344 is 44372732578383.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38387523727349) 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, 1253495782 + ... + 1253526405.

It is an arithmetic number, because the mean of its divisors is an integer number (1398918380904).

Almost surely, 2^{38387523727344} is an apocalyptic number.

It is an amenable number.

38387523727344 is an abundant number, since it is smaller than the sum of its proper divisors (73525946744976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38387523727344 is a wasteful number, since it uses less digits than its factorization.

38387523727344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507022238 (or 2507022232 counting only the distinct ones).

The product of its digits is 568995840, while the sum is 66.

The spelling of 38387523727344 in words is "thirty-eight trillion, three hundred eighty-seven billion, five hundred twenty-three million, seven hundred twenty-seven thousand, three hundred forty-four".