2828974949856 has 144 divisors (see below), whose sum is σ = 9292502117808. Its totient is φ = 806837760000.

The previous prime is 2828974949837. The next prime is 2828974949887. The reversal of 2828974949856 is 6589494798282.

2828974949856 is a `hidden beast` number, since 2 + 8 + 2 + 8 + 9 + 74 + 9 + 498 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26210395 + ... + 26318106.

It is an arithmetic number, because the mean of its divisors is an integer number (64531264707).

Almost surely, 2^{2828974949856} is an apocalyptic number.

It is an amenable number.

2828974949856 is an abundant number, since it is smaller than the sum of its proper divisors (6463527167952).

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

2828974949856 is a wasteful number, since it uses less digits than its factorization.

2828974949856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52528545 (or 52528534 counting only the distinct ones).

The product of its digits is 5016453120, while the sum is 81.

The spelling of 2828974949856 in words is "two trillion, eight hundred twenty-eight billion, nine hundred seventy-four million, nine hundred forty-nine thousand, eight hundred fifty-six".