2011593612 has 192 divisors, whose sum is σ = 6030581760. Its totient is φ = 508032000.

The previous prime is 2011593611. The next prime is 2011593653. The reversal of 2011593612 is 2163951102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011593612.

It is not an unprimeable number, because it can be changed into a prime (2011593611) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4096687 + ... + 4097177.

It is an arithmetic number, because the mean of its divisors is an integer number (31409280).

Almost surely, 2^2011593612 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 2011593612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3015290880).

2011593612 is an abundant number, since it is smaller than the sum of its proper divisors (4018988148).

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

2011593612 is a wasteful number, since it uses less digits than its factorization.

2011593612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692 (or 690 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 2011593612 is about 44850.7927689132. The cubic root of 2011593612 is about 1262.3508668335.

The spelling of 2011593612 in words is "two billion, eleven million, five hundred ninety-three thousand, six hundred twelve".