2878859776 has 80 divisors (see below), whose sum is σ = 6213914784. Its totient is φ = 1324560384.

The previous prime is 2878859743. The next prime is 2878859801. The reversal of 2878859776 is 6779588782.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3480675 + ... + 3481501.

Almost surely, 2^2878859776 is an apocalyptic number.

2878859776 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2878859776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3106957392).

2878859776 is an abundant number, since it is smaller than the sum of its proper divisors (3335055008).

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

2878859776 is an equidigital number, since it uses as much as digits as its factorization.

2878859776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381 (or 1365 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 67.

The square root of 2878859776 is about 53655.0069984153. The cubic root of 2878859776 is about 1422.5695352009.

The spelling of 2878859776 in words is "two billion, eight hundred seventy-eight million, eight hundred fifty-nine thousand, seven hundred seventy-six".