30007880505616 has 40 divisors (see below), whose sum is σ = 62614283254040. Its totient is φ = 13849417967616.

The previous prime is 30007880505557. The next prime is 30007880505637. The reversal of 30007880505616 is 61650508870003.

It can be written as a sum of positive squares in 4 ways, for example, as 6110487363600 + 23897393142016 = 2471940^2 + 4888496^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30007880505616.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5873566 + ... + 9721858.

It is an arithmetic number, because the mean of its divisors is an integer number (1565357081351).

Almost surely, 2^{30007880505616} is an apocalyptic number.

It is an amenable number.

30007880505616 is an abundant number, since it is smaller than the sum of its proper divisors (32606402748424).

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

30007880505616 is a wasteful number, since it uses less digits than its factorization.

30007880505616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885803 (or 3885797 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 30007880505616 in words is "thirty trillion, seven billion, eight hundred eighty million, five hundred five thousand, six hundred sixteen".