6845120424 has 48 divisors (see below), whose sum is σ = 19514601600. Its totient is φ = 2161616544.

The previous prime is 6845120407. The next prime is 6845120461. The reversal of 6845120424 is 4240215486.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2500504 + ... + 2503239.

It is an arithmetic number, because the mean of its divisors is an integer number (406554200).

Almost surely, 2^6845120424 is an apocalyptic number.

It is an amenable number.

6845120424 is an abundant number, since it is smaller than the sum of its proper divisors (12669481176).

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

6845120424 is a wasteful number, since it uses less digits than its factorization.

6845120424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003774 (or 5003767 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 6845120424 is about 82735.2429379403. The cubic root of 6845120424 is about 1898.7175486080.

The spelling of 6845120424 in words is "six billion, eight hundred forty-five million, one hundred twenty thousand, four hundred twenty-four".