30534197949440 has 176 divisors, whose sum is σ = 73676636691840. Its totient is φ = 12141967933440.

The previous prime is 30534197949421. The next prime is 30534197949509. The reversal of 30534197949440 is 4494979143503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5225771159 + ... + 5225777001.

Almost surely, 2^{30534197949440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30534197949440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36838318345920).

30534197949440 is an abundant number, since it is smaller than the sum of its proper divisors (43142438742400).

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

30534197949440 is a wasteful number, since it uses less digits than its factorization.

30534197949440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11688 (or 11670 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 62.

The spelling of 30534197949440 in words is "thirty trillion, five hundred thirty-four billion, one hundred ninety-seven million, nine hundred forty-nine thousand, four hundred forty".