2078917320 has 64 divisors (see below), whose sum is σ = 6240496320. Its totient is φ = 554045184.

The previous prime is 2078917283. The next prime is 2078917343. The reversal of 2078917320 is 237198702.

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 15 ways as a sum of consecutive naturals, for example, 245802 + ... + 254118.

It is an arithmetic number, because the mean of its divisors is an integer number (97507755).

Almost surely, 2^2078917320 is an apocalyptic number.

2078917320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2078917320 is an abundant number, since it is smaller than the sum of its proper divisors (4161579000).

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

2078917320 is a wasteful number, since it uses less digits than its factorization.

2078917320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10414 (or 10410 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 2078917320 is about 45595.1457942619. The cubic root of 2078917320 is about 1276.2793402506.

The spelling of 2078917320 in words is "two billion, seventy-eight million, nine hundred seventeen thousand, three hundred twenty".