7447828305 has 16 divisors (see below), whose sum is σ = 12021984000. Its totient is φ = 3937022208.

The previous prime is 7447828303. The next prime is 7447828379. The reversal of 7447828305 is 5038287447.

It is not a de Polignac number, because 7447828305 - 2¹ = 7447828303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7447828303) 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, 2195305 + ... + 2198694.

It is an arithmetic number, because the mean of its divisors is an integer number (751374000).

Almost surely, 2^7447828305 is an apocalyptic number.

It is an amenable number.

7447828305 is a deficient number, since it is larger than the sum of its proper divisors (4574155695).

7447828305 is a wasteful number, since it uses less digits than its factorization.

7447828305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394120.

The product of its (nonzero) digits is 1505280, while the sum is 48.

The square root of 7447828305 is about 86300.8012998721. The cubic root of 7447828305 is about 1952.8844714419.

The spelling of 7447828305 in words is "seven billion, four hundred forty-seven million, eight hundred twenty-eight thousand, three hundred five".