38851838518 has 8 divisors (see below), whose sum is σ = 59076083448. Its totient is φ = 19159810704.

The previous prime is 38851838513. The next prime is 38851838537. The reversal of 38851838518 is 81583815883.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38851838513) 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, 133054096 + ... + 133054387.

It is an arithmetic number, because the mean of its divisors is an integer number (7384510431).

Almost surely, 2^38851838518 is an apocalyptic number.

38851838518 is a deficient number, since it is larger than the sum of its proper divisors (20224244930).

38851838518 is a wasteful number, since it uses less digits than its factorization.

38851838518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266108558.

The product of its digits is 7372800, while the sum is 58.

The spelling of 38851838518 in words is "thirty-eight billion, eight hundred fifty-one million, eight hundred thirty-eight thousand, five hundred eighteen".