30513543522252 has 192 divisors, whose sum is σ = 82632943411200. Its totient is φ = 8583902530560.

The previous prime is 30513543522247. The next prime is 30513543522311. The reversal of 30513543522252 is 25222534531503.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1751730399 + ... + 1751747817.

It is an arithmetic number, because the mean of its divisors is an integer number (430379913600).

Almost surely, 2^{30513543522252} 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 30513543522252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41316471705600).

30513543522252 is an abundant number, since it is smaller than the sum of its proper divisors (52119399888948).

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

30513543522252 is a wasteful number, since it uses less digits than its factorization.

30513543522252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18756 (or 18754 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

The spelling of 30513543522252 in words is "thirty trillion, five hundred thirteen billion, five hundred forty-three million, five hundred twenty-two thousand, two hundred fifty-two".