378814304317 has 8 divisors (see below), whose sum is σ = 389260316216. Its totient is φ = 368379228672.

The previous prime is 378814304303. The next prime is 378814304321. The reversal of 378814304317 is 713403418873.

It can be written as a sum of positive squares in 4 ways, for example, as 1104498756 + 377709805561 = 33234^2 + 614581^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 378814304317 - 2³¹ = 376666820669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378814304917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2663808 + ... + 2802409.

It is an arithmetic number, because the mean of its divisors is an integer number (48657539527).

Almost surely, 2^378814304317 is an apocalyptic number.

378814304317 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

378814304317 is a deficient number, since it is larger than the sum of its proper divisors (10446011899).

378814304317 is a wasteful number, since it uses less digits than its factorization.

378814304317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5468127.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 378814304317 in words is "three hundred seventy-eight billion, eight hundred fourteen million, three hundred four thousand, three hundred seventeen".