30804878016 has 560 divisors, whose sum is σ = 108075496320. Its totient is φ = 8569774080.

The previous prime is 30804878009. The next prime is 30804878021. The reversal of 30804878016 is 61087840803.

30804878016 is a `hidden beast` number, since 3 + 0 + 80 + 487 + 80 + 16 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 41684175 + ... + 41684913.

Almost surely, 2^30804878016 is an apocalyptic number.

30804878016 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30804878016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54037748160).

30804878016 is an abundant number, since it is smaller than the sum of its proper divisors (77270618304).

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

30804878016 is a wasteful number, since it uses less digits than its factorization.

30804878016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The spelling of 30804878016 in words is "thirty billion, eight hundred four million, eight hundred seventy-eight thousand, sixteen".