83433667812 has 48 divisors (see below), whose sum is σ = 219699950400. Its totient is φ = 24411103360.

The previous prime is 83433667789. The next prime is 83433667813. The reversal of 83433667812 is 21876633438.

It is a super-2 number, since 2×83433667812² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (83433667813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10893987 + ... + 10901642.

It is an arithmetic number, because the mean of its divisors is an integer number (4577082300).

Almost surely, 2^83433667812 is an apocalyptic number.

It is an amenable number.

83433667812 is an abundant number, since it is smaller than the sum of its proper divisors (136266282588).

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

83433667812 is a wasteful number, since it uses less digits than its factorization.

83433667812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21795676 (or 21795674 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 51.

The spelling of 83433667812 in words is "eighty-three billion, four hundred thirty-three million, six hundred sixty-seven thousand, eight hundred twelve".