2061342144 has 84 divisors (see below), whose sum is σ = 6020034696. Its totient is φ = 674139648.

The previous prime is 2061342137. The next prime is 2061342169. The reversal of 2061342144 is 4412431602.

It is a happy number.

2061342144 is a `hidden beast` number, since 2 + 0 + 613 + 4 + 2 + 1 + 44 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3234 + ... + 64289.

Almost surely, 2^2061342144 is an apocalyptic number.

2061342144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2061342144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3010017348).

2061342144 is an abundant number, since it is smaller than the sum of its proper divisors (3958692552).

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

2061342144 is a wasteful number, since it uses less digits than its factorization.

2061342144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67594 (or 67581 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2061342144 is about 45402.0059468742. The cubic root of 2061342144 is about 1272.6726002588.

Adding to 2061342144 its reverse (4412431602), we get a palindrome (6473773746).

The spelling of 2061342144 in words is "two billion, sixty-one million, three hundred forty-two thousand, one hundred forty-four".