83289431616 has 56 divisors (see below), whose sum is σ = 221955420960. Its totient is φ = 27563400192.

The previous prime is 83289431611. The next prime is 83289431647. The reversal of 83289431616 is 61613498238.

It is a super-3 number, since 3×83289431616³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (83289431611) by changing a digit.

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, 1533741 + ... + 1587116.

It is an arithmetic number, because the mean of its divisors is an integer number (3963489660).

Almost surely, 2^83289431616 is an apocalyptic number.

It is an amenable number.

83289431616 is an abundant number, since it is smaller than the sum of its proper divisors (138665989344).

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

83289431616 is a wasteful number, since it uses less digits than its factorization.

83289431616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121011 (or 3121001 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The spelling of 83289431616 in words is "eighty-three billion, two hundred eighty-nine million, four hundred thirty-one thousand, six hundred sixteen".