2011434783826 has 16 divisors (see below), whose sum is σ = 3288388287744. Its totient is φ = 917169520464.

The previous prime is 2011434783817. The next prime is 2011434783833. The reversal of 2011434783826 is 6283874341102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011434783826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466039266 + ... + 466043581.

It is an arithmetic number, because the mean of its divisors is an integer number (205524267984).

Almost surely, 2^{2011434783826} is an apocalyptic number.

2011434783826 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2011434783826 is a deficient number, since it is larger than the sum of its proper divisors (1276953503918).

2011434783826 is a wasteful number, since it uses less digits than its factorization.

2011434783826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932082945.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 2011434783826 in words is "two trillion, eleven billion, four hundred thirty-four million, seven hundred eighty-three thousand, eight hundred twenty-six".