38387734208016 has 20 divisors (see below), whose sum is σ = 99168313370832. Its totient is φ = 12795911402656.

The previous prime is 38387734208011. The next prime is 38387734208081. The reversal of 38387734208016 is 61080243778383.

It is not an unprimeable number, because it can be changed into a prime (38387734208011) 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, 399872231286 + ... + 399872231381.

Almost surely, 2^{38387734208016} is an apocalyptic number.

It is an amenable number.

38387734208016 is an abundant number, since it is smaller than the sum of its proper divisors (60780579162816).

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

38387734208016 is a wasteful number, since it uses less digits than its factorization.

38387734208016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799744462678 (or 799744462672 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 60.

The spelling of 38387734208016 in words is "thirty-eight trillion, three hundred eighty-seven billion, seven hundred thirty-four million, two hundred eight thousand, sixteen".