2861819357796 has 96 divisors (see below), whose sum is σ = 8623184640000. Its totient is φ = 803803971744.

The previous prime is 2861819357729. The next prime is 2861819357807. The reversal of 2861819357796 is 6977539181682.

2861819357796 is a `hidden beast` number, since 2 + 8 + 6 + 181 + 9 + 357 + 7 + 96 = 666.

2861819357796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32035696 + ... + 32124903.

It is an arithmetic number, because the mean of its divisors is an integer number (89824840000).

Almost surely, 2^{2861819357796} is an apocalyptic number.

It is an amenable number.

2861819357796 is an abundant number, since it is smaller than the sum of its proper divisors (5761365282204).

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

2861819357796 is a wasteful number, since it uses less digits than its factorization.

2861819357796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64160678 (or 64160670 counting only the distinct ones).

The product of its digits is 274337280, while the sum is 72.

The spelling of 2861819357796 in words is "two trillion, eight hundred sixty-one billion, eight hundred nineteen million, three hundred fifty-seven thousand, seven hundred ninety-six".