30390459636208 has 40 divisors (see below), whose sum is σ = 67305851578368. Its totient is φ = 13022026387392.

The previous prime is 30390459636197. The next prime is 30390459636287. The reversal of 30390459636208 is 80263695409303.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 24990016 + ... + 26177887.

Almost surely, 2^{30390459636208} is an apocalyptic number.

It is an amenable number.

30390459636208 is an abundant number, since it is smaller than the sum of its proper divisors (36915391942160).

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

30390459636208 is a wasteful number, since it uses less digits than its factorization.

30390459636208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51173221 (or 51173215 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 58.

The spelling of 30390459636208 in words is "thirty trillion, three hundred ninety billion, four hundred fifty-nine million, six hundred thirty-six thousand, two hundred eight".