30138614899288 has 64 divisors (see below), whose sum is σ = 66667381585920. Its totient is φ = 12499638681600.

The previous prime is 30138614899279. The next prime is 30138614899301. The reversal of 30138614899288 is 88299841683103.

It is a super-2 number, since 2×30138614899288² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106520295 + ... + 106802857.

It is an arithmetic number, because the mean of its divisors is an integer number (1041677837280).

Almost surely, 2^{30138614899288} is an apocalyptic number.

It is an amenable number.

30138614899288 is an abundant number, since it is smaller than the sum of its proper divisors (36528766686632).

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

30138614899288 is a wasteful number, since it uses less digits than its factorization.

30138614899288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344048 (or 344044 counting only the distinct ones).

The product of its (nonzero) digits is 143327232, while the sum is 70.

The spelling of 30138614899288 in words is "thirty trillion, one hundred thirty-eight billion, six hundred fourteen million, eight hundred ninety-nine thousand, two hundred eighty-eight".