83219011650 has 36 divisors (see below), whose sum is σ = 223581745842. Its totient is φ = 22191736320.

The previous prime is 83219011613. The next prime is 83219011651. The reversal of 83219011650 is 5611091238.

It can be written as a sum of positive squares in 3 ways, for example, as 66931381521 + 16287630129 = 258711^2 + 127623^2 .

It is not an unprimeable number, because it can be changed into a prime (83219011651) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 92465119 + ... + 92466018.

Almost surely, 2^83219011650 is an apocalyptic number.

83219011650 is an abundant number, since it is smaller than the sum of its proper divisors (140362734192).

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

83219011650 is a wasteful number, since it uses less digits than its factorization.

83219011650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184931155 (or 184931147 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 83219011650 in words is "eighty-three billion, two hundred nineteen million, eleven thousand, six hundred fifty".