378313799 has 8 divisors (see below), whose sum is σ = 380360880. Its totient is φ = 376272000.

The previous prime is 378313777. The next prime is 378313811. The reversal of 378313799 is 997313873.

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 378313799 - 2⁸ = 378313543 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 (378313759) 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, 314399 + ... + 315599.

It is an arithmetic number, because the mean of its divisors is an integer number (47545110).

Almost surely, 2^378313799 is an apocalyptic number.

378313799 is a deficient number, since it is larger than the sum of its proper divisors (2047081).

378313799 is a wasteful number, since it uses less digits than its factorization.

378313799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641.

The product of its digits is 857304, while the sum is 50.

The square root of 378313799 is about 19450.2904605561. The cubic root of 378313799 is about 723.2427033389.

The spelling of 378313799 in words is "three hundred seventy-eight million, three hundred thirteen thousand, seven hundred ninety-nine".