2112565366530 has 192 divisors, whose sum is σ = 6034785120000. Its totient is φ = 510357044736.

The previous prime is 2112565366519. The next prime is 2112565366543. The reversal of 2112565366530 is 356635652112.

2112565366530 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 5 + 6 + 53 + 66 + 530 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 287459296 + ... + 287466644.

It is an arithmetic number, because the mean of its divisors is an integer number (31431172500).

Almost surely, 2^{2112565366530} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112565366530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3017392560000).

2112565366530 is an abundant number, since it is smaller than the sum of its proper divisors (3922219753470).

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

2112565366530 is a wasteful number, since it uses less digits than its factorization.

2112565366530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14713 (or 14710 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 2112565366530 in words is "two trillion, one hundred twelve billion, five hundred sixty-five million, three hundred sixty-six thousand, five hundred thirty".