2829878473420 has 24 divisors (see below), whose sum is σ = 6024152260224. Its totient is φ = 1116445205376.

The previous prime is 2829878473391. The next prime is 2829878473423. The reversal of 2829878473420 is 243748789282.

2829878473420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2829878473423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969135004 + ... + 969137923.

It is an arithmetic number, because the mean of its divisors is an integer number (251006344176).

Almost surely, 2^{2829878473420} is an apocalyptic number.

2829878473420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2829878473420 is an abundant number, since it is smaller than the sum of its proper divisors (3194273786804).

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

2829878473420 is a wasteful number, since it uses less digits than its factorization.

2829878473420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1938273009 (or 1938273007 counting only the distinct ones).

The product of its (nonzero) digits is 86704128, while the sum is 64.

The spelling of 2829878473420 in words is "two trillion, eight hundred twenty-nine billion, eight hundred seventy-eight million, four hundred seventy-three thousand, four hundred twenty".