6840054722 has 6 divisors (see below), whose sum is σ = 10260257529. Its totient is φ = 3419968880.

The previous prime is 6840054721. The next prime is 6840054733. The reversal of 6840054722 is 2274500486.

It can be written as a sum of positive squares in 2 ways, for example, as 4532117041 + 2307937681 = 67321^2 + 48041^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=58481.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6840054721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 87722 + ... + 146202.

Almost surely, 2^6840054722 is an apocalyptic number.

6840054722 is a deficient number, since it is larger than the sum of its proper divisors (3420202807).

6840054722 is an frugal number, since it uses more digits than its factorization.

6840054722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116964 (or 58483 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 6840054722 is about 82704.6233411410. The cubic root of 6840054722 is about 1898.2490537614.

The spelling of 6840054722 in words is "six billion, eight hundred forty million, fifty-four thousand, seven hundred twenty-two".