2059394098866 has 64 divisors (see below), whose sum is σ = 4474404458496. Its totient is φ = 628142760000.

The previous prime is 2059394098859. The next prime is 2059394098921. The reversal of 2059394098866 is 6688904939502.

It is a super-2 number, since 2×2059394098866² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2059394098866.

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, 3881695 + ... + 4380221.

It is an arithmetic number, because the mean of its divisors is an integer number (69912569664).

Almost surely, 2^{2059394098866} is an apocalyptic number.

2059394098866 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2059394098866 is an abundant number, since it is smaller than the sum of its proper divisors (2415010359630).

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

2059394098866 is a wasteful number, since it uses less digits than its factorization.

2059394098866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499007.

The product of its (nonzero) digits is 201553920, while the sum is 69.

The spelling of 2059394098866 in words is "two trillion, fifty-nine billion, three hundred ninety-four million, ninety-eight thousand, eight hundred sixty-six".