306378330368 has 72 divisors (see below), whose sum is σ = 667686499200. Its totient is φ = 139152189440.

The previous prime is 306378330341. The next prime is 306378330373. The reversal of 306378330368 is 863033873603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3553433 + ... + 3638631.

It is an arithmetic number, because the mean of its divisors is an integer number (9273423600).

Almost surely, 2^306378330368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 306378330368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333843249600).

306378330368 is an abundant number, since it is smaller than the sum of its proper divisors (361308168832).

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

306378330368 is a wasteful number, since it uses less digits than its factorization.

306378330368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86503 (or 86489 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 50.

The spelling of 306378330368 in words is "three hundred six billion, three hundred seventy-eight million, three hundred thirty thousand, three hundred sixty-eight".