2827820923851 has 48 divisors (see below), whose sum is σ = 4812393869568. Its totient is φ = 1460506420800.

The previous prime is 2827820923847. The next prime is 2827820923867. The reversal of 2827820923851 is 1583290287282.

It is not a de Polignac number, because 2827820923851 - 2² = 2827820923847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2827820923791 and 2827820923800.

It is not an unprimeable number, because it can be changed into a prime (2827820903851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4774615 + ... + 5334096.

It is an arithmetic number, because the mean of its divisors is an integer number (100258205616).

Almost surely, 2^{2827820923851} is an apocalyptic number.

2827820923851 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2827820923851 is a deficient number, since it is larger than the sum of its proper divisors (1984572945717).

2827820923851 is a wasteful number, since it uses less digits than its factorization.

2827820923851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10108912 (or 10108905 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 57.

The spelling of 2827820923851 in words is "two trillion, eight hundred twenty-seven billion, eight hundred twenty million, nine hundred twenty-three thousand, eight hundred fifty-one".