2078855486 has 8 divisors (see below), whose sum is σ = 3127270680. Its totient is φ = 1036431928.

The previous prime is 2078855461. The next prime is 2078855497. The reversal of 2078855486 is 6845588702.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1497041 + ... + 1498428.

It is an arithmetic number, because the mean of its divisors is an integer number (390908835).

Almost surely, 2^2078855486 is an apocalyptic number.

2078855486 is a deficient number, since it is larger than the sum of its proper divisors (1048415194).

2078855486 is a wasteful number, since it uses less digits than its factorization.

2078855486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2995818.

The product of its (nonzero) digits is 4300800, while the sum is 53.

The square root of 2078855486 is about 45594.4677126513. The cubic root of 2078855486 is about 1276.2666865104.

The spelling of 2078855486 in words is "two billion, seventy-eight million, eight hundred fifty-five thousand, four hundred eighty-six".