84475457283 has 32 divisors (see below), whose sum is σ = 130715873280. Its totient is φ = 47526786720.

The previous prime is 84475457251. The next prime is 84475457321. The reversal of 84475457283 is 38275457448.

It is not a de Polignac number, because 84475457283 - 2⁵ = 84475457251 is a prime.

It is a super-2 number, since 2×84475457283² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84475457683) 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 31 ways as a sum of consecutive naturals, for example, 1063516 + ... + 1140182.

It is an arithmetic number, because the mean of its divisors is an integer number (4084871040).

Almost surely, 2^84475457283 is an apocalyptic number.

84475457283 is a deficient number, since it is larger than the sum of its proper divisors (46240415997).

84475457283 is a wasteful number, since it uses less digits than its factorization.

84475457283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77487.

The product of its digits is 30105600, while the sum is 57.

The spelling of 84475457283 in words is "eighty-four billion, four hundred seventy-five million, four hundred fifty-seven thousand, two hundred eighty-three".