2049311168 has 56 divisors (see below), whose sum is σ = 4131972432. Its totient is φ = 1008287744.

The previous prime is 2049311167. The next prime is 2049311219. The reversal of 2049311168 is 8611139402.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2049311167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1683296 + ... + 1684512.

It is an arithmetic number, because the mean of its divisors is an integer number (73785222).

Almost surely, 2^2049311168 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 2049311168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2065986216).

2049311168 is an abundant number, since it is smaller than the sum of its proper divisors (2082661264).

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

2049311168 is a wasteful number, since it uses less digits than its factorization.

2049311168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1619 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 2049311168 is about 45269.3181746754. The cubic root of 2049311168 is about 1270.1917928047.

The spelling of 2049311168 in words is "two billion, forty-nine million, three hundred eleven thousand, one hundred sixty-eight".