84427333605 has 24 divisors (see below), whose sum is σ = 152703353088. Its totient is φ = 43070175456.

The previous prime is 84427333591. The next prime is 84427333649. The reversal of 84427333605 is 50633372448.

84427333605 is a `hidden beast` number, since 8 + 4 + 4 + 2 + 7 + 3 + 33 + 605 = 666.

It is not a de Polignac number, because 84427333605 - 2¹⁶ = 84427268069 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40785117 + ... + 40787186.

It is an arithmetic number, because the mean of its divisors is an integer number (6362639712).

Almost surely, 2^84427333605 is an apocalyptic number.

It is an amenable number.

84427333605 is a deficient number, since it is larger than the sum of its proper divisors (68276019483).

84427333605 is a wasteful number, since it uses less digits than its factorization.

84427333605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81572337 (or 81572334 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 84427333605 in words is "eighty-four billion, four hundred twenty-seven million, three hundred thirty-three thousand, six hundred five".