38714840081840 has 160 divisors (see below), whose sum is σ = 99457735047552. Its totient is φ = 13923947520000.

The previous prime is 38714840081839. The next prime is 38714840081873. The reversal of 38714840081840 is 4818004841783.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26186390 + ... + 27625290.

Almost surely, 2^{38714840081840} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38714840081840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49728867523776).

38714840081840 is an abundant number, since it is smaller than the sum of its proper divisors (60742894965712).

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

38714840081840 is a wasteful number, since it uses less digits than its factorization.

38714840081840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439599 (or 1439593 counting only the distinct ones).

The product of its (nonzero) digits is 5505024, while the sum is 56.

The spelling of 38714840081840 in words is "thirty-eight trillion, seven hundred fourteen billion, eight hundred forty million, eighty-one thousand, eight hundred forty".