2012565650432 has 44 divisors (see below), whose sum is σ = 4025523510360. Its totient is φ = 1005693136896.

The previous prime is 2012565650413. The next prime is 2012565650437. The reversal of 2012565650432 is 2340565652102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012565650432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012565650437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1175003 + ... + 2325029.

It is an arithmetic number, because the mean of its divisors is an integer number (91489170690).

Almost surely, 2^{2012565650432} 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 2012565650432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2012761755180).

2012565650432 is an abundant number, since it is smaller than the sum of its proper divisors (2012957859928).

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

2012565650432 is a wasteful number, since it uses less digits than its factorization.

2012565650432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151756 (or 1151738 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 2012565650432 in words is "two trillion, twelve billion, five hundred sixty-five million, six hundred fifty thousand, four hundred thirty-two".