84429130833 has 6 divisors (see below), whose sum is σ = 121953188994. Its totient is φ = 56286087216.

The previous prime is 84429130829. The next prime is 84429130843. The reversal of 84429130833 is 33803192448.

It can be written as a sum of positive squares in only one way, i.e., 57923011584 + 26506119249 = 240672^2 + 162807^2 .

It is not a de Polignac number, because 84429130833 - 2² = 84429130829 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84429130823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4690507260 + ... + 4690507277.

It is an arithmetic number, because the mean of its divisors is an integer number (20325531499).

Almost surely, 2^84429130833 is an apocalyptic number.

It is an amenable number.

84429130833 is a deficient number, since it is larger than the sum of its proper divisors (37524058161).

84429130833 is a wasteful number, since it uses less digits than its factorization.

84429130833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9381014543 (or 9381014540 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 84429130833 in words is "eighty-four billion, four hundred twenty-nine million, one hundred thirty thousand, eight hundred thirty-three".