30520166612034 has 256 divisors, whose sum is σ = 72953859686400. Its totient is φ = 8419813785600.

The previous prime is 30520166611999. The next prime is 30520166612057. The reversal of 30520166612034 is 43021666102503.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30520166611983 and 30520166612001.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 395541202 + ... + 395618354.

It is an arithmetic number, because the mean of its divisors is an integer number (284976014400).

Almost surely, 2^{30520166612034} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30520166612034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36476929843200).

30520166612034 is an abundant number, since it is smaller than the sum of its proper divisors (42433693074366).

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

30520166612034 is a wasteful number, since it uses less digits than its factorization.

30520166612034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77401.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 30520166612034 in words is "thirty trillion, five hundred twenty billion, one hundred sixty-six million, six hundred twelve thousand, thirty-four".