381314720338 has 8 divisors (see below), whose sum is σ = 572014094832. Its totient is φ = 190643355396.

The previous prime is 381314720321. The next prime is 381314720341. The reversal of 381314720338 is 833027413183.

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

It is a junction number, because it is equal to n+sod(n) for n = 381314720294 and 381314720303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6968320 + ... + 7022827.

It is an arithmetic number, because the mean of its divisors is an integer number (71501761854).

Almost surely, 2^381314720338 is an apocalyptic number.

381314720338 is a deficient number, since it is larger than the sum of its proper divisors (190699374494).

381314720338 is a wasteful number, since it uses less digits than its factorization.

381314720338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14004776.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 381314720338 in words is "three hundred eighty-one billion, three hundred fourteen million, seven hundred twenty thousand, three hundred thirty-eight".