378271640339 has 8 divisors (see below), whose sum is σ = 388696460208. Its totient is φ = 367857413280.

The previous prime is 378271640293. The next prime is 378271640377. The reversal of 378271640339 is 933046172873.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378271640339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378271640639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2575772 + ... + 2718665.

It is an arithmetic number, because the mean of its divisors is an integer number (48587057526).

Almost surely, 2^378271640339 is an apocalyptic number.

378271640339 is a deficient number, since it is larger than the sum of its proper divisors (10424819869).

378271640339 is a wasteful number, since it uses less digits than its factorization.

378271640339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296405.

The product of its (nonzero) digits is 4572288, while the sum is 53.

The spelling of 378271640339 in words is "three hundred seventy-eight billion, two hundred seventy-one million, six hundred forty thousand, three hundred thirty-nine".