38415998305 has 8 divisors (see below), whose sum is σ = 46100444544. Its totient is φ = 30731967600.

The previous prime is 38415998297. The next prime is 38415998311. The reversal of 38415998305 is 50389951483.

38415998305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 38415998305 - 2³ = 38415998297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160840 + ... + 320470.

It is an arithmetic number, because the mean of its divisors is an integer number (5762555568).

Almost surely, 2^38415998305 is an apocalyptic number.

It is an amenable number.

38415998305 is a deficient number, since it is larger than the sum of its proper divisors (7684446239).

38415998305 is a wasteful number, since it uses less digits than its factorization.

38415998305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207767.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 38415998305 in words is "thirty-eight billion, four hundred fifteen million, nine hundred ninety-eight thousand, three hundred five".