2078337646 has 24 divisors (see below), whose sum is σ = 3956169816. Its totient is φ = 809741520.

The previous prime is 2078337641. The next prime is 2078337647. The reversal of 2078337646 is 6467338702.

It is a junction number, because it is equal to n+sod(n) for n = 2078337596 and 2078337605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2078337641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 962901 + ... + 965056.

It is an arithmetic number, because the mean of its divisors is an integer number (164840409).

Almost surely, 2^2078337646 is an apocalyptic number.

2078337646 is a deficient number, since it is larger than the sum of its proper divisors (1877832170).

2078337646 is a wasteful number, since it uses less digits than its factorization.

2078337646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927984 (or 1927977 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 46.

The square root of 2078337646 is about 45588.7885998301. The cubic root of 2078337646 is about 1276.1607056266.

The spelling of 2078337646 in words is "two billion, seventy-eight million, three hundred thirty-seven thousand, six hundred forty-six".