304378148394 has 24 divisors (see below), whose sum is σ = 659513427300. Its totient is φ = 101455161408.

The previous prime is 304378148387. The next prime is 304378148401. The reversal of 304378148394 is 493841873403.

304378148394 is a `hidden beast` number, since 3 + 0 + 4 + 3 + 78 + 1 + 483 + 94 = 666.

It is an interprime number because it is at equal distance from previous prime (304378148387) and next prime (304378148401).

It can be written as a sum of positive squares in 2 ways, for example, as 297412076025 + 6966072369 = 545355^2 + 83463^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 304378148394.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109182 + ... + 787830.

Almost surely, 2^304378148394 is an apocalyptic number.

304378148394 is an abundant number, since it is smaller than the sum of its proper divisors (355135278906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

304378148394 is a wasteful number, since it uses less digits than its factorization.

304378148394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703574 (or 703571 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 304378148394 in words is "three hundred four billion, three hundred seventy-eight million, one hundred forty-eight thousand, three hundred ninety-four".