30505550830000 has 50 divisors (see below), whose sum is σ = 73856989138724. Its totient is φ = 12202220328000.

The previous prime is 30505550829997. The next prime is 30505550830021. The reversal of 30505550830000 is 3805550503.

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1525267542 + ... + 1525287541.

Almost surely, 2^{30505550830000} is an apocalyptic number.

It is an amenable number.

30505550830000 is an abundant number, since it is smaller than the sum of its proper divisors (43351438308724).

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

30505550830000 is an equidigital number, since it uses as much as digits as its factorization.

30505550830000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3050555111 (or 3050555090 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 30505550830000 in words is "thirty trillion, five hundred five billion, five hundred fifty million, eight hundred thirty thousand".