2061648384 has 40 divisors (see below), whose sum is σ = 5492364240. Its totient is φ = 687215616.

The previous prime is 2061648359. The next prime is 2061648389. The reversal of 2061648384 is 4838461602.

It is a super-2 number, since 2×2061648384² = 8500788118499622912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2061648389) 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 3 ways as a sum of consecutive naturals, for example, 669574 + ... + 672645.

It is an arithmetic number, because the mean of its divisors is an integer number (137309106).

Almost surely, 2^2061648384 is an apocalyptic number.

2061648384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2061648384 is an abundant number, since it is smaller than the sum of its proper divisors (3430715856).

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

2061648384 is an equidigital number, since it uses as much as digits as its factorization.

2061648384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342240 (or 1342224 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 2061648384 is about 45405.3783598375. The cubic root of 2061648384 is about 1272.7356213280.

The spelling of 2061648384 in words is "two billion, sixty-one million, six hundred forty-eight thousand, three hundred eighty-four".