38719743245 has 8 divisors (see below), whose sum is σ = 46476681216. Its totient is φ = 30967135056.

The previous prime is 38719743241. The next prime is 38719743247. The reversal of 38719743245 is 54234791783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38719743245 - 2² = 38719743241 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 (38719743241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1062737 + ... + 1098566.

It is an arithmetic number, because the mean of its divisors is an integer number (5809585152).

Almost surely, 2^38719743245 is an apocalyptic number.

It is an amenable number.

38719743245 is a deficient number, since it is larger than the sum of its proper divisors (7756937971).

38719743245 is a wasteful number, since it uses less digits than its factorization.

38719743245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164891.

The product of its digits is 5080320, while the sum is 53.

The spelling of 38719743245 in words is "thirty-eight billion, seven hundred nineteen million, seven hundred forty-three thousand, two hundred forty-five".