83412066212818 has 16 divisors (see below), whose sum is σ = 146856765225024. Its totient is φ = 34781865447600.

The previous prime is 83412066212789. The next prime is 83412066212819. The reversal of 83412066212818 is 81821266021438.

It is a super-2 number, since 2×83412066212818² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (83412066212819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80513576908 + ... + 80513577943.

It is an arithmetic number, because the mean of its divisors is an integer number (9178547826564).

Almost surely, 2^{83412066212818} is an apocalyptic number.

83412066212818 is a deficient number, since it is larger than the sum of its proper divisors (63444699012206).

83412066212818 is a wasteful number, since it uses less digits than its factorization.

83412066212818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161027154897.

The product of its (nonzero) digits is 1769472, while the sum is 52.

The spelling of 83412066212818 in words is "eighty-three trillion, four hundred twelve billion, sixty-six million, two hundred twelve thousand, eight hundred eighteen".