30305406450066 has 48 divisors (see below), whose sum is σ = 66622604920032. Its totient is φ = 9183345906240.

The previous prime is 30305406450049. The next prime is 30305406450073. The reversal of 30305406450066 is 66005460450303.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75992646 + ... + 76390398.

It is an arithmetic number, because the mean of its divisors is an integer number (1387970935834).

Almost surely, 2^{30305406450066} is an apocalyptic number.

30305406450066 is an abundant number, since it is smaller than the sum of its proper divisors (36317198469966).

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

30305406450066 is a wasteful number, since it uses less digits than its factorization.

30305406450066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502727 (or 502716 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 30305406450066 in words is "thirty trillion, three hundred five billion, four hundred six million, four hundred fifty thousand, sixty-six".