30076878056 has 8 divisors (see below), whose sum is σ = 56394146370. Its totient is φ = 15038439024.

The previous prime is 30076878037. The next prime is 30076878067. The reversal of 30076878056 is 65087867003.

It can be written as a sum of positive squares in only one way, i.e., 28684841956 + 1392036100 = 169366^2 + 37310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 30076877995 and 30076878013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1879804871 + ... + 1879804886.

Almost surely, 2^30076878056 is an apocalyptic number.

It is an amenable number.

30076878056 is a deficient number, since it is larger than the sum of its proper divisors (26317268314).

30076878056 is a wasteful number, since it uses less digits than its factorization.

30076878056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759609763 (or 3759609759 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 30076878056 in words is "thirty billion, seventy-six million, eight hundred seventy-eight thousand, fifty-six".