30520134022512 has 80 divisors (see below), whose sum is σ = 78890745088800. Its totient is φ = 10167306240000.

The previous prime is 30520134022439. The next prime is 30520134022519. The reversal of 30520134022512 is 21522043102503.

It is a self number, because there is not a number n which added to its sum of digits gives 30520134022512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30520134022519) by changing a digit.

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, 1453260012 + ... + 1453281012.

It is an arithmetic number, because the mean of its divisors is an integer number (986134313610).

Almost surely, 2^{30520134022512} is an apocalyptic number.

It is an amenable number.

30520134022512 is an abundant number, since it is smaller than the sum of its proper divisors (48370611066288).

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

30520134022512 is a wasteful number, since it uses less digits than its factorization.

30520134022512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37642 (or 37636 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 30520134022512 in words is "thirty trillion, five hundred twenty billion, one hundred thirty-four million, twenty-two thousand, five hundred twelve".